{"title":"Leg Extension Machines","description":"\u003cp\u003eLeg extension machines from Bells of Steel, Force USA, Temple of Gainz and more, with or without a leg curl.\u003c\/p\u003e\u003ch2\u003eHow to Choose a Leg Extension Machine\u003c\/h2\u003e\u003cp\u003eMost leg extension machines here add a leg curl to the same frame, which saves floor space in a home gym. All ship free to the contiguous US with the manufacturer's warranty.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight stack or plates:\u003c\/strong\u003e a selectorized machine changes the load with a pin, and the stacks here run from 210 to 310 lbs. A plate-loaded machine uses your own plates. Our guide to \u003ca href=\"\/blogs\/guides\/plate-loaded-vs-selectorized-leg-extension\"\u003eplate-loaded vs selectorized leg extensions\u003c\/a\u003e compares the two.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLeg curl:\u003c\/strong\u003e a combo machine trains quads and hamstrings in one footprint. Check whether the curl is seated, like the Temple of Gainz Quadrilogy, or prone, like the GMWD LE08 2.0.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdjustments:\u003c\/strong\u003e the back pad, leg roller and start position align your knee with the pivot of the machine. More settings fit more users, which matters in a shared gym.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFootprint:\u003c\/strong\u003e lengths run from 54.6 in on the GMWD LE08 2.0 to 68 in on the Force USA Solitude. Leave room to step in and out from the side.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHome or commercial use:\u003c\/strong\u003e warranty terms often differ between the two. Check them on the product page, read our guide to \u003ca href=\"\/blogs\/guides\/commercial-vs-residential-gym-equipment\"\u003ecommercial vs residential equipment\u003c\/a\u003e, or ask us before ordering for a facility.\u003c\/li\u003e\n\u003c\/ul\u003e","products":[{"product_id":"force-usa-solitude-leg-extension-leg-curl-machine-f-s-lelc","title":"Force USA Solitude Leg Extension Leg Curl Machine","description":"\u003cp\u003e\u003cspan\u003eThe Force USA\u003c\/span\u003e\u003csup\u003e®\u003c\/sup\u003e\u003cspan\u003e Solitude Leg Extension \/ Leg Curl Machine is a full commercial-grade piece of equipment designed to target and strengthen both the quadriceps and hamstrings with a single, dual-function machine. With its heavy-duty construction and smooth biomechanics, this machine ensures efficient lower body workouts, built to withstand the demands of any professional training facility or dedicated home gym. Take your leg workouts to the next level with consistent performance that endures even the most intense training sessions.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"prose prose-base max-w-none mb-8\"\u003e\n\u003ch3\u003eual-Function Design for Complete Leg Training\u003c\/h3\u003e\n\u003cp\u003eThe Force USA Solitude Leg Extension \/ Leg Curl Machine offers two crucial lower body exercises in one, allowing athletes to easily switch between leg extensions and leg curls without needing multiple pieces of equipment. This saves space in your gym while ensuring balanced development of the quadriceps and hamstrings. The intuitive design makes adjusting the seat and rollers quick and straightforward, keeping your workouts smooth and efficient.\u003c\/p\u003e\n\u003ch3\u003eHeavy-Duty Construction for Intense Sessions\u003c\/h3\u003e\n\u003cp\u003eEngineered for serious strength training, the Solitude Leg Extension \/ Leg Curl Machine is built with a robust oval steel frame (100x50x3 mm) that guarantees stability and durability. This machine is made to handle the rigors of a high-traffic, full commercial gym environment. The frame is reinforced with a tough powder-coated finish that resists scratches and corrosion, ensuring it maintains its professional look and functionality over time.\u003c\/p\u003e\n\u003ch3\u003e200 LB Weight Stack for Progressive Resistance\u003c\/h3\u003e\n\u003cp\u003eEquipped with a 220 lb (100 kg) weight stack, this machine is perfect for athletes looking to progressively challenge their lower body muscles. Whether you’re building muscle mass or boosting lower body endurance, the easily adjustable weight stack allows you to tailor your resistance and ramp up the intensity of your workouts with ease.\u003c\/p\u003e\n\u003ch3\u003eErgonomic Padding for Maximum Comfort\u003c\/h3\u003e\n\u003cp\u003eThe Solitude Leg Extension \/ Leg Curl Machine features high-density foam padding covered in sweat-resistant upholstery. This ensures maximum comfort during long sets and minimizes pressure on the joints, so you can push your limits without sacrificing comfort or support. The seat and roller positions can be adjusted to fit a wide range of users, enhancing both safety and performance.\u003c\/p\u003e\n\u003ch3\u003eSpace-Efficient Footprint for Commercial Facilities\u003c\/h3\u003e\n\u003cp\u003eIdeal for busy gyms looking to optimize space, this compact yet versatile machine fits seamlessly into any commercial training facility. With a footprint of 173 cm x 109 cm (68.11 in x 42.91 in), it delivers powerful performance without occupying unnecessary floor space, making it a perfect addition to any comprehensive strength training area.\u003c\/p\u003e\n\u003cp\u003e\u003cbutton class=\"w-full px-6 py-4 text-left flex items-start justify-between cursor-pointer transition-all duration-200 accordion-button bg-white text-dark-blue\" type=\"button\"\u003e\u003cspan class=\"font-semibold pr-4 flex-1 min-w-0\"\u003e\u003c\/span\u003e\u003c\/button\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1963\/1339\/files\/F-S-LELC-feature.jpg?v=1757043519\" alt=\"Product features\" class=\"w-full h-auto object-cover\" width=\"600\" height=\"400\" sizes=\"(max-width: 768px) 100vw, 50vw\"\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Force USA","offers":[{"title":"Default Title","offer_id":54266826457435,"sku":"F-S-LELC","price":2299.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1040\/3286\/2555\/files\/F-S-LELC-02_f61e5164-2ecb-4cb8-bf5f-7c818840c15a.webp?v=1791389186"},{"product_id":"gmwd-fitness-commercial-leg-extension-prone-leg-curl-machine-le08-2-0","title":"GMWD Fitness Commercial Leg Extension Prone Leg Curl Machine","description":"\u003cp class=\"h2\"\u003eSmooth, Consistent Resistance\u003c\/p\u003e\n\u003cp\u003eLE08 features a precision-engineered loading system that delivers constant resistance across the entire movement. No matter where you are in the range of motion—at the bottom, mid-rep, or the top—tension remains steady. That means your glutes and hamstrings stay fully activated throughout, maximizing muscle engagement and improving training results with every rep.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp class=\"h2\"\u003eLoad Ratio Adjuster for Effortless Weight Changes\u003c\/p\u003e\n\u003cp\u003eUnlike traditional plate-loaded machines that require manual weight adjustments, LE08 features an adjustable load ratio system (1.1, 1.2). Users can fine-tune resistance by shifting the selector—100LB on the post feels like 110LB, or 120LB—making adjustments faster and more efficient than swapping plates.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp class=\"h2 hyphenate\"\u003eThe First Leg Day Game-Changer with Adjustable Load Ratios\u003c\/p\u003e\n\u003cdiv\u003e\n\u003cp\u003eEngineered for versatility and ease of use, the LE08 seamlessly transitions between leg extensions and prone leg curls, effectively working complementary leg muscle groups by targeting both the quadriceps and hamstrings in one machine. Designed to be \u003cstrong\u003eintuitive and inviting for exercisers of all abilities\u003c\/strong\u003e, its ergonomic structure ensures proper body alignment, reducing lower back strain while maximizing muscle engagement. This thoughtful design makes it accessible for users of all levels while delivering optimal training results.\u003c\/p\u003e\n\u003cp\u003eWhat truly sets the LE08 apart is its \u003cstrong\u003eindustry-first load ratio adjuster\u003c\/strong\u003e, making it the most advanced plate-loaded leg extension \u0026amp; curl combo on the market. Unlike traditional machines that require manual plate adjustments, this revolutionary system allows users to \u003cstrong\u003efine-tune resistance effortlessly\u003c\/strong\u003e with a simple selector, offering \u003cstrong\u003e1.1, and 1.2 ratio settings\u003c\/strong\u003e. This game-changing feature enables progressive overload without the hassle of constantly adding or removing plates, providing a \u003cstrong\u003esmoother and more efficient\u003c\/strong\u003e training experience.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"GMWD Fitness","offers":[{"title":"Black","offer_id":54266883735899,"sku":"DG-LE10-SYT-B","price":1049.99,"currency_code":"USD","in_stock":true},{"title":"Red","offer_id":54266883768667,"sku":"DG-KF43LE08-SYT-R","price":949.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1040\/3286\/2555\/files\/gmwd-commercial-leg-extension-prone-leg-curl-machine-le08-2.0-main-1.webp?v=1791389693"},{"product_id":"bolt-fitness-supply-shock-series-leg-extension-leg-curl-combo-machine-shockextcurl","title":"Bolt Fitness Supply Shock Series Leg Extension Leg Curl Combo Machine","description":"\u003cp\u003e\u003cspan\u003eThe Shock Series brings Bolt's commitment to forging champions into the commercial gym market. The first thing you’ll notice about the \u003c\/span\u003e\u003ca href=\"https:\/\/boltfitnesssupply.com\/search?q=shock+series\" target=\"_self\"\u003eShock Series\u003c\/a\u003e\u003cspan\u003e machines is the sleek, modern design. The weight stack is housed in a trapezoidal case made of laser-etched steel and polycarbonate glass to give the platform a distinct outline that is especially striking when placed in a line with other Shock Series machines.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eLength:  56 Inches\u003c\/li\u003e\n\u003cli\u003eWidth:   50 Inches\u003c\/li\u003e\n\u003cli\u003eHeight:  61 Inches\u003c\/li\u003e\n\u003cli\u003eWeight Stack: 230 lbs\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Bolt Fitness Supply","offers":[{"title":"Default Title","offer_id":54266937868635,"sku":"SHOCKEXTCURL","price":3795.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1040\/3286\/2555\/files\/89_898.png?v=1791390617"},{"product_id":"muscle-d-fitness-pro-strength-leg-extension-machine-pl-ps-le","title":"Muscle D Fitness Pro Strength Leg Extension Machine","description":"\u003ch2 data-start=\"160\" data-end=\"262\" class=\"\"\u003ePro Strength Leg Extension by Muscle D Fitness – Engineered for Precision, Power, and Performance\u003c\/h2\u003e\n\u003cp data-start=\"264\" data-end=\"675\" class=\"\"\u003eThe \u003cstrong data-start=\"268\" data-end=\"318\"\u003ePro Strength Leg Extension by Muscle D Fitness\u003c\/strong\u003e is a commercial-grade machine meticulously engineered to deliver \u003cstrong data-start=\"384\" data-end=\"487\"\u003emaximum quadriceps activation with precision alignment, smooth operation, and unmatched durability.\u003c\/strong\u003e Built for gyms, training facilities, and serious fitness environments, it offers the perfect combination of heavy-duty construction and biomechanical excellence.\u003c\/p\u003e\n\u003ch3 data-start=\"677\" data-end=\"715\" class=\"\"\u003eBuilt for Strength and Stability\u003c\/h3\u003e\n\u003cp data-start=\"716\" data-end=\"1027\" class=\"\"\u003eConstructed from \u003cstrong data-start=\"733\" data-end=\"765\"\u003erugged 11-gauge steel tubing\u003c\/strong\u003e, the Pro Strength Leg Extension provides an exceptionally sturdy frame capable of withstanding heavy, continuous use in high-traffic commercial settings. This ultra-durable steel construction ensures long-term structural integrity, even under intense loading.\u003c\/p\u003e\n\u003ch3 data-start=\"1029\" data-end=\"1071\" class=\"\"\u003eSmooth, Maintenance-Free Performance\u003c\/h3\u003e\n\u003cp data-start=\"1072\" data-end=\"1363\" class=\"\"\u003eThe machine’s movement arm operates on \u003cstrong data-start=\"1111\" data-end=\"1143\"\u003eprecision, enclosed bearings\u003c\/strong\u003e, delivering an ultra-smooth and frictionless motion for every rep. The enclosed bearing system ensures \u003cstrong data-start=\"1247\" data-end=\"1295\"\u003eyears of trouble-free, maintenance-free use,\u003c\/strong\u003e maintaining consistent performance without degradation over time.\u003c\/p\u003e\n\u003ch3 data-start=\"1365\" data-end=\"1416\" class=\"\"\u003eErgonomic Adjustability for Optimal Alignment\u003c\/h3\u003e\n\u003cp data-start=\"1417\" data-end=\"1773\" class=\"\"\u003eThe \u003cstrong data-start=\"1421\" data-end=\"1444\"\u003eadjustable back pad\u003c\/strong\u003e allows users of all sizes to align the knee joint precisely with the machine’s pivot axis, promoting \u003cstrong data-start=\"1546\" data-end=\"1595\"\u003eproper biomechanics and reducing joint stress\u003c\/strong\u003e. This alignment is critical for both safety and effective quadriceps isolation, enabling a natural movement path that minimizes injury risk while maximizing muscle engagement.\u003c\/p\u003e\n\u003ch3 data-start=\"1775\" data-end=\"1817\" class=\"\"\u003eBuilt for User Comfort and Longevity\u003c\/h3\u003e\n\u003cp data-start=\"1818\" data-end=\"2103\" class=\"\"\u003eFeaturing \u003cstrong data-start=\"1828\" data-end=\"1885\"\u003ewear-resistant, double-stitched commercial upholstery\u003c\/strong\u003e, the Pro Strength Leg Extension is designed to endure repeated use without tearing or losing shape. The high-density padding provides firm, comfortable support, enhancing user comfort during high-volume training.\u003c\/p\u003e\n\u003ch3 data-start=\"2105\" data-end=\"2139\" class=\"\"\u003eAdditional Premium Features:\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli data-start=\"2140\" data-end=\"2586\"\u003e\n\u003cstrong data-start=\"2142\" data-end=\"2170\"\u003eIntegrated plate storage\u003c\/strong\u003e keeps weight plates organized and easily accessible, improving workout efficiency and reducing clutter.\u003c\/li\u003e\n\u003cli data-start=\"2140\" data-end=\"2586\"\u003e\n\u003cstrong data-start=\"2279\" data-end=\"2309\"\u003eExtra-thick extension belt\u003c\/strong\u003e ensures exceptional durability of the leg arm strap, delivering reliable, long-lasting performance even under heavy loads.\u003c\/li\u003e\n\u003cli data-start=\"2140\" data-end=\"2586\"\u003e\n\u003cstrong data-start=\"2437\" data-end=\"2488\"\u003eSuper-comfortable rubber grips with chrome ends\u003c\/strong\u003e offer secure and ergonomic hand positioning, adding a sleek, professional touch to the machine.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-start=\"2588\" data-end=\"2619\" class=\"\"\u003eTechnical Specifications:\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli data-start=\"2622\" data-end=\"2680\"\u003e\n\u003cstrong data-start=\"2622\" data-end=\"2657\"\u003eHeavy-duty 11-gauge steel frame\u003c\/strong\u003e for maximum strength\u003c\/li\u003e\n\u003cli data-start=\"2622\" data-end=\"2680\"\u003e\n\u003cstrong data-start=\"2683\" data-end=\"2715\"\u003ePrecision, enclosed bearings\u003c\/strong\u003e for smooth and consistent movement\u003c\/li\u003e\n\u003cli data-start=\"2622\" data-end=\"2680\"\u003e\n\u003cstrong data-start=\"2755\" data-end=\"2778\"\u003eAdjustable back pad\u003c\/strong\u003e for proper knee and joint alignment\u003c\/li\u003e\n\u003cli data-start=\"2622\" data-end=\"2680\"\u003e\n\u003cstrong data-start=\"2819\" data-end=\"2847\"\u003eIntegrated plate storage\u003c\/strong\u003e for space efficiency and convenience\u003c\/li\u003e\n\u003cli data-start=\"2622\" data-end=\"2680\"\u003e\n\u003cstrong data-start=\"2889\" data-end=\"2935\"\u003eWear-resistant, double-stitched upholstery\u003c\/strong\u003e for high-traffic durability\u003c\/li\u003e\n\u003cli data-start=\"2622\" data-end=\"2680\"\u003e\n\u003cstrong data-start=\"2968\" data-end=\"3002\"\u003eExtra-thick leg extension belt\u003c\/strong\u003e for extended product life\u003c\/li\u003e\n\u003cli data-start=\"2622\" data-end=\"2680\"\u003e\n\u003cstrong data-start=\"3033\" data-end=\"3076\"\u003eErgonomic rubber grips with chrome ends\u003c\/strong\u003e for comfort and control\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"3104\" data-end=\"3472\" class=\"\"\u003eThe \u003cstrong data-start=\"3108\" data-end=\"3158\"\u003ePro Strength Leg Extension by Muscle D Fitness\u003c\/strong\u003e is the ultimate leg day machine for fitness professionals seeking \u003cstrong data-start=\"3225\" data-end=\"3304\"\u003euncompromising quality, precision engineering, and long-lasting durability.\u003c\/strong\u003e From its industrial-grade steel frame to its biomechanically optimized design, this machine is a superior solution for building powerful, sculpted quadriceps.\u003c\/p\u003e","brand":"Muscle D Fitness","offers":[{"title":"Black \u0026 Maroon","offer_id":54266951270747,"sku":"PL-PS-LE","price":3595.0,"currency_code":"USD","in_stock":true},{"title":"Black \u0026 Red","offer_id":54266951303515,"sku":"PL-SW-LE-B","price":3235.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1040\/3286\/2555\/files\/LegExtension_LLE.webp?v=1791390848"},{"product_id":"bells-of-steel-basilisk-stack-loaded-leg-extension-leg-curl-machine-l-stk-lelc-ma-set","title":"Bells of Steel Basilisk Stack Loaded Leg Extension Leg Curl Machine","description":"\u003cdiv\u003e\n\u003cdiv class=\"flex justify-between items-center\"\u003e\n\u003ch2 class=\"disclosure__title product-info__disclosure font-semibody text-body flex flex-auto items-center mb-0 uppercase\"\u003e\u003cspan class=\"text-[16px]\"\u003eProduct Details\u003c\/span\u003e\u003c\/h2\u003e\n\u003cspan class=\"disclosure__toggle\"\u003e\u003csvg width=\"24\" height=\"24\" viewbox=\"0 0 24 24\" role=\"presentation\" class=\"icon\"\u003e\u003cpath d=\"M20 8.5 12.5 16 5 8.5\" stroke=\"currentColor\" stroke-width=\"1.5\" fill=\"none\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"disclosure__panel has-motion\"\u003e\n\u003cdiv class=\"disclosure__content rte\"\u003e\n\u003cdiv class=\"metafield-rich_text_field\"\u003e\n\u003cp\u003eThe Basilisk Leg Extension \u0026amp; Curl is what happens when you take a “simple” leg machine and make it a LEGendary machine— engineered for proper resistance, smooth operation, and a fit that actually works for real lifters.\u003cbr\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSerious leg training\u003c\/strong\u003e\u003cstrong\u003e→\u003c\/strong\u003e Selectorized 2-in-1 design with a true 1:1 resistance ratio and dialed-in cam geometry for proper loading on both extensions and curls — no dead spots, no awkward resistance.\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEngineered positioning →\u003c\/strong\u003e 40% seat slope (yep, specific on purpose) puts your hips, quads, and hamstrings where they need to be for effective isolation.\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBuilt for real humans →\u003c\/strong\u003e Adjustable horizontal back pad, high-travel leg holder for easy in-and-out, and enough range to comfortably fit both shorter and taller users.\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSmooth, reliable operation →\u003c\/strong\u003e Aluminum pulleys paired with a high-durability TPU cable — built to run smoother and last longer.\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConfigurable setup →\u003c\/strong\u003e Weight stack can be installed on the left or right side depending on your space and layout.\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExpandable functionality →\u003c\/strong\u003e Compatible with 60mm rack attachments like Y-Dips and Seal Row Pads to get more out of your footprint.\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCommercial-ready flexibility →\u003c\/strong\u003e Optional bolt-down capability and custom logo plates available for commercial facilities.\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTwo stack options, same performance →\u003c\/strong\u003e Choose 210 LB or 310 LB  depending on your goals — with an upgrade path so you’re never capped.\u003cbr\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eWhy a Leg Extension \/ Hamstring Curl Machine?\u003c\/strong\u003e\u003cbr\u003eBecause some muscles are harder to train properly without the right tool — and “good enough” doesn’t cut it if you actually want results.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTargeted isolation →\u003c\/strong\u003e Directly train quads and hamstrings without relying on compound lifts to do all the work (and miss the details).\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBalanced development →\u003c\/strong\u003e Build strength where you’re weakest to improve squats, deadlifts, and overall leg performance.\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJoint-friendly training →\u003c\/strong\u003e Controlled movement and stable positioning reduce unnecessary strain while keeping tension where it belongs.\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConsistent resistance →\u003c\/strong\u003e Machines provide tension where free weights fall off — especially at peak contraction.\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAccessory work that actually works →\u003c\/strong\u003e Perfect for warm-ups, rehab, or finishing sets when precision matters most.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThey’re one of the simplest ways to make sure your legs aren’t just strong — they’re complete.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"flex justify-between items-center\"\u003e\n\u003ch2 class=\"disclosure__title product-info__disclosure font-semibody text-body flex flex-auto items-center mb-0 uppercase\"\u003e\u003cspan class=\"text-[16px]\"\u003eSpecifications\u003c\/span\u003e\u003c\/h2\u003e\n\u003cspan class=\"disclosure__toggle\"\u003e\u003csvg width=\"24\" height=\"24\" viewbox=\"0 0 24 24\" role=\"presentation\" class=\"icon\"\u003e\u003cpath d=\"M20 8.5 12.5 16 5 8.5\" stroke=\"currentColor\" stroke-width=\"1.5\" fill=\"none\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"disclosure__panel has-motion\"\u003e\n\u003cdiv class=\"disclosure__content\"\u003e\n\u003cdiv id=\"shopify-block-ASldyRmhlL3RuaVJuN__spec_compare_specification_table_z3jTiq\" class=\"shopify-block shopify-app-block sc-app-block\"\u003e\n\u003cdiv class=\"frame\"\u003e\n\u003cdiv class=\"table-container\"\u003e\n\u003ctable class=\"specification-table table table--stack-never table--same-colors\"\u003e\n\u003ccaption class=\"sr-only\"\u003eSpecifications for product Basilisk Stack Loaded Leg Extension \/ Leg Curl\u003c\/caption\u003e\n\u003ctbody class=\"row-group row-group--body\"\u003e\n\u003ctr class=\"row row--group\"\u003e\n\u003cth scope=\"colgroup\" colspan=\"2\" class=\"column-group-header\"\u003e\u003cspan class=\"group-name\"\u003eGeneral\u003c\/span\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"row row--attribute\"\u003e\n\u003cth scope=\"row\" class=\"row-header\"\u003e\n\u003cdiv class=\"attribute-name\" data-scope=\"product\"\u003eWeight (lb)\u003c\/div\u003e\n\u003c\/th\u003e\n\u003ctd class=\"cell\" part=\"cell\"\u003e\n\u003cdiv class=\"attribute-value\"\u003e\u003cspan class=\"metafield-multi_line_text_field\"\u003e534lb \/ 242.2kg (210lb stack)\u003cbr\u003e635lb \/ 288kg (310lb stack)\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"row row--attribute\"\u003e\n\u003cth scope=\"row\" class=\"row-header\"\u003e\n\u003cdiv class=\"attribute-name\" data-scope=\"product\"\u003eLength (Depth)\u003c\/div\u003e\n\u003c\/th\u003e\n\u003ctd class=\"cell\" part=\"cell\"\u003e\n\u003cdiv class=\"attribute-value\"\u003e\u003cspan class=\"metafield-single_line_text_field\"\u003e58 15\/16″ \/ 1,497mm\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"row row--attribute\"\u003e\n\u003cth scope=\"row\" class=\"row-header\"\u003e\n\u003cdiv class=\"attribute-name\" data-scope=\"product\"\u003eWidth\u003c\/div\u003e\n\u003c\/th\u003e\n\u003ctd class=\"cell\" part=\"cell\"\u003e\n\u003cdiv class=\"attribute-value\"\u003e\u003cspan class=\"metafield-single_line_text_field\"\u003e37 1\/8″ \/ 943mm\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"row row--attribute\"\u003e\n\u003cth scope=\"row\" class=\"row-header\"\u003e\n\u003cdiv class=\"attribute-name\" data-scope=\"product\"\u003eHeight\u003c\/div\u003e\n\u003c\/th\u003e\n\u003ctd class=\"cell\" part=\"cell\"\u003e\n\u003cdiv class=\"attribute-value\"\u003e\u003cspan class=\"metafield-single_line_text_field\"\u003e69 3\/8″ \/ 1,762mm\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003ctbody class=\"row-group row-group--body\"\u003e\n\u003ctr class=\"row row--group\"\u003e\n\u003cth scope=\"colgroup\" colspan=\"2\" class=\"column-group-header\"\u003e\u003cspan class=\"group-name\"\u003eSeat\u003c\/span\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"row row--attribute\"\u003e\n\u003cth scope=\"row\" class=\"row-header\"\u003e\n\u003cdiv class=\"attribute-name\" data-scope=\"product\"\u003eBack Pad Height\u003c\/div\u003e\n\u003c\/th\u003e\n\u003ctd class=\"cell\" part=\"cell\"\u003e\n\u003cdiv class=\"attribute-value\"\u003e\u003cspan class=\"metafield-single_line_text_field\"\u003e25 3\/4″ \/ 655mm\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"row row--attribute\"\u003e\n\u003cth scope=\"row\" class=\"row-header\"\u003e\n\u003cdiv class=\"attribute-name\" data-scope=\"product\"\u003eBack Pad Width\u003c\/div\u003e\n\u003c\/th\u003e\n\u003ctd class=\"cell\" part=\"cell\"\u003e\n\u003cdiv class=\"attribute-value\"\u003e\u003cspan class=\"metafield-single_line_text_field\"\u003e12 9\/16″ \/ 320mm\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"row row--attribute\"\u003e\n\u003cth scope=\"row\" class=\"row-header\"\u003e\n\u003cdiv class=\"attribute-name\" data-scope=\"product\"\u003eSeat Length (Depth)\u003c\/div\u003e\n\u003c\/th\u003e\n\u003ctd class=\"cell\" part=\"cell\"\u003e\n\u003cdiv class=\"attribute-value\"\u003e\u003cspan class=\"metafield-single_line_text_field\"\u003e20 9\/16″ \/ 522mm\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"row row--attribute\"\u003e\n\u003cth scope=\"row\" class=\"row-header\"\u003e\n\u003cdiv class=\"attribute-name\" data-scope=\"product\"\u003eSeat Width\u003c\/div\u003e\n\u003c\/th\u003e\n\u003ctd class=\"cell\" part=\"cell\"\u003e\n\u003cdiv class=\"attribute-value\"\u003e\u003cspan class=\"metafield-single_line_text_field\"\u003e19 11\/16″ \/ 500mm\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"row row--attribute\"\u003e\n\u003cth scope=\"row\" class=\"row-header\"\u003e\n\u003cdiv class=\"attribute-name\" data-scope=\"product\"\u003eLeg Pad Length\u003c\/div\u003e\n\u003c\/th\u003e\n\u003ctd class=\"cell\" part=\"cell\"\u003e\n\u003cdiv class=\"attribute-value\"\u003e\u003cspan class=\"metafield-single_line_text_field\"\u003e19 11\/16″ \/ 500mm\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"row row--attribute\"\u003e\n\u003cth scope=\"row\" class=\"row-header\"\u003e\n\u003cdiv class=\"attribute-name\" data-scope=\"product\"\u003eLeg Pad Diameter\u003c\/div\u003e\n\u003c\/th\u003e\n\u003ctd class=\"cell\" part=\"cell\"\u003e\n\u003cdiv class=\"attribute-value\"\u003e\u003cspan class=\"metafield-single_line_text_field\"\u003e6 5\/16″ \/ 160mm\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Bells of Steel","offers":[{"title":"Weight Stack 210 LB","offer_id":54266959888731,"sku":"S-STK-LELC-MA-SET","price":2599.99,"currency_code":"USD","in_stock":true},{"title":"Weight Stack 310 LB","offer_id":54266959921499,"sku":"L-STK-LELC-MA-SET","price":2899.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1040\/3286\/2555\/files\/l-stk-lelc-ma-set-01.webp?v=1791391119"},{"product_id":"temple-of-gainz-the-quadrilogy-leg-extension-seated-leg-curl-machine-tog-1555-b","title":"Temple of Gainz The Quadrilogy Leg Extension Seated Leg Curl Machine","description":"\u003ch6\u003eTHE QUADRILOGY™ Leg Extension + Seated Leg Curl\u003c\/h6\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003e\u003cstrong\u003eTHE QUADRILOGY \u003c\/strong\u003eis the fourth generation of our popular Leg Extension + Seated Leg Curl machine. It builds upon the feel, functionality, and adjustability of previous versions while incorporating higher felt resistance*, significant structural upgrades, premium materials, and numerous improvements developed from customer feedback.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe Quadrilogy is also one of the first selectorized Temple of Gainz machines available with our patent-pending \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eBeyond Power VOLTRA Digital Resistance Integration\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. This optional configuration allows a compatible Beyond Power VOLTRA to replace the traditional weight stack, reducing the initial cost of the machine while providing greater control over resistance, eccentric loading, and resistance-curve customization^.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch6\u003eEstimated Shipping Timeline\u003c\/h6\u003e\n\u003cp\u003e\u003cstrong\u003eOrders placed now are expected to ship by the end of November 2026.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eMachines are currently on their way to us, with incoming inventory allocated to fulfill existing orders. Orders will ship in the order they were received.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAll shipping dates are estimates and are subject to production, freight, and other delays. Please review our payment and cancellation policies, which apply to all purchased and unfulfilled orders.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch6\u003eWhat Is The Quadrilogy?\u003c\/h6\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Quadrilogy combines two highly effective lower-body isolation exercises, the leg extension and seated leg curl, into one heavy-duty machine with a compact footprint.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eA fully adjustable back pad moves forward and backward to accommodate a wide range of users and body proportions. The extended seat pad and multiple back-pad positions provide additional support for taller users and those with longer legs.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe movement arm offers ten starting positions, while the leg roller includes five adjustment positions. The thigh pad provides ten secure starting positions for the seated leg curl. Together, these adjustments allow users to customize their starting position, range of motion, and alignment for both exercises.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eLaser-engraved adjustment numbers on the movement arm, leg roller, and thigh pad make it easy to record and consistently repeat preferred settings.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe recessed front crossmember provides greater clearance and range of motion at the beginning of the leg extension and the end of the seated leg curl. The repositioned thigh pad and updated handle placement further improve comfort, stability, and ease of use.\u003c\/span\u003e\u003c\/p\u003e","brand":"Temple of Gainz","offers":[{"title":"Selectorized Weight Stack (120 kgs \/ 264 lb)","offer_id":54266969653595,"sku":"TOG-1555-B","price":2649.99,"currency_code":"USD","in_stock":true},{"title":"VOLTRA I Integration (VOLTRA I Device Not Included)","offer_id":54266969686363,"sku":"TOG-1555-B-V","price":2149.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1040\/3286\/2555\/files\/TOG-1555_THE_QUADRILOGY_LE_SLC_LE_3.webp?v=1791391409"}],"url":"https:\/\/steelfooting.com\/collections\/leg-extension-machine.oembed","provider":"Steelfooting","version":"1.0","type":"link"}