{"product_id":"spirit-fitness-leg-extension","title":"Spirit Fitness Leg Extension","description":"\u003cp data-start=\"110\" data-end=\"479\"\u003eThe Spirit Fitness Leg Extension SP-4511 is a professional-grade plate-loaded strength machine designed for focused quadriceps isolation and balanced lower-body development. Built for commercial gyms and performance training facilities, it supports both unilateral and bilateral leg extension movements to help correct strength imbalances and improve muscular symmetry.\u003c\/p\u003e\n\u003cp data-start=\"481\" data-end=\"854\"\u003eEngineered with an ergonomically angled seat, adjustable back pad, and a self-adjusting tibia pad, this machine ensures correct knee alignment, smooth biomechanics, and user comfort across different body types. Its 4 mm heavy-duty steel construction delivers long-term durability and stability, making it ideal for high-usage gym environments and serious strength training.\u003c\/p\u003e\n\u003cp data-start=\"856\" data-end=\"872\"\u003e\u003cstrong data-start=\"856\" data-end=\"872\"\u003eKey Features\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"874\" data-end=\"1547\"\u003e\n\u003cli data-start=\"874\" data-end=\"949\"\u003e\n\u003cp data-start=\"876\" data-end=\"949\"\u003eUnilateral and bilateral leg extension capability for balanced training\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"950\" data-end=\"1025\"\u003e\n\u003cp data-start=\"952\" data-end=\"1025\"\u003eIndependent arm movement to help correct left-right strength imbalances\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1026\" data-end=\"1104\"\u003e\n\u003cp data-start=\"1028\" data-end=\"1104\"\u003eErgonomically angled seating position for proper posture and stabilization\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1105\" data-end=\"1165\"\u003e\n\u003cp data-start=\"1107\" data-end=\"1165\"\u003eAdjustable back pad for accurate knee-to-pivot alignment\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1166\" data-end=\"1241\"\u003e\n\u003cp data-start=\"1168\" data-end=\"1241\"\u003eSelf-adjusting tibia pad for quick setup and consistent leg positioning\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1242\" data-end=\"1305\"\u003e\n\u003cp data-start=\"1244\" data-end=\"1305\"\u003eSmooth, friction-free motion using precision bearing pivots\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1306\" data-end=\"1369\"\u003e\n\u003cp data-start=\"1308\" data-end=\"1369\"\u003e4 mm thick heavy-duty steel frame for commercial durability\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1370\" data-end=\"1440\"\u003e\n\u003cp data-start=\"1372\" data-end=\"1440\"\u003ePlate-loaded resistance system for controlled strength progression\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1441\" data-end=\"1497\"\u003e\n\u003cp data-start=\"1443\" data-end=\"1497\"\u003eHigh-density padding with sweat-resistant upholstery\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1498\" data-end=\"1547\"\u003e\n\u003cp data-start=\"1500\" data-end=\"1547\"\u003eCompact, space-efficient commercial footprint\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1549\" data-end=\"1566\"\u003e\u003cstrong data-start=\"1549\" data-end=\"1566\"\u003eUser Benefits\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1568\" data-end=\"1965\"\u003e\n\u003cli data-start=\"1568\" data-end=\"1623\"\u003e\n\u003cp data-start=\"1570\" data-end=\"1623\"\u003eIsolates and strengthens the quadriceps effectively\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1624\" data-end=\"1684\"\u003e\n\u003cp data-start=\"1626\" data-end=\"1684\"\u003eSupports single-leg and double-leg training for symmetry\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1685\" data-end=\"1745\"\u003e\n\u003cp data-start=\"1687\" data-end=\"1745\"\u003ePromotes knee-safe movement through correct biomechanics\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1746\" data-end=\"1818\"\u003e\n\u003cp data-start=\"1748\" data-end=\"1818\"\u003eReduces setup time between users with automatic tibia pad adjustment\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1819\" data-end=\"1887\"\u003e\n\u003cp data-start=\"1821\" data-end=\"1887\"\u003eProvides comfort and stability during heavy or high-rep training\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1888\" data-end=\"1965\"\u003e\n\u003cp data-start=\"1890\" data-end=\"1965\"\u003eSuitable for strength training, rehabilitation, and athletic conditioning\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1967\" data-end=\"1975\"\u003e\u003cstrong data-start=\"1967\" data-end=\"1975\"\u003eFAQs\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"1977\" data-end=\"2032\"\u003e\u003cstrong data-start=\"1977\" data-end=\"2030\"\u003eCan this machine be used for single-leg training?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"2033\" data-end=\"2098\"\u003e\n\u003cli data-start=\"2033\" data-end=\"2098\"\u003e\n\u003cp data-start=\"2035\" data-end=\"2098\"\u003eYes, it supports both unilateral and bilateral leg extensions\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2100\" data-end=\"2135\"\u003e\u003cstrong data-start=\"2100\" data-end=\"2133\"\u003eWhich muscles does it target?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"2136\" data-end=\"2186\"\u003e\n\u003cli data-start=\"2136\" data-end=\"2186\"\u003e\n\u003cp data-start=\"2138\" data-end=\"2186\"\u003ePrimarily the quadriceps (front thigh muscles)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2188\" data-end=\"2217\"\u003e\u003cstrong data-start=\"2188\" data-end=\"2215\"\u003eIs the seat adjustable?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"2218\" data-end=\"2279\"\u003e\n\u003cli data-start=\"2218\" data-end=\"2279\"\u003e\n\u003cp data-start=\"2220\" data-end=\"2279\"\u003eYes, the back pad is adjustable for proper knee alignment\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2281\" data-end=\"2329\"\u003e\u003cstrong data-start=\"2281\" data-end=\"2327\"\u003eDoes the tibia pad need manual adjustment?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"2330\" data-end=\"2374\"\u003e\n\u003cli data-start=\"2330\" data-end=\"2374\"\u003e\n\u003cp data-start=\"2332\" data-end=\"2374\"\u003eNo, it is self-adjusting for ease of use\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2376\" data-end=\"2417\"\u003e\u003cstrong data-start=\"2376\" data-end=\"2415\"\u003eIs it suitable for commercial gyms?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"2418\" data-end=\"2484\"\u003e\n\u003cli data-start=\"2418\" data-end=\"2484\"\u003e\n\u003cp data-start=\"2420\" data-end=\"2484\"\u003eYes, it is built with 4 mm heavy-duty steel for continuous use\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2486\" data-end=\"2526\"\u003e\u003cstrong data-start=\"2486\" data-end=\"2524\"\u003eWhat is the maximum load capacity?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"2527\" data-end=\"2557\"\u003e\n\u003cli data-start=\"2527\" data-end=\"2557\"\u003e\n\u003cp data-start=\"2529\" data-end=\"2557\"\u003e180 Kg total training load\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2559\" data-end=\"2577\"\u003e\u003cstrong data-start=\"2559\" data-end=\"2577\"\u003eSPECIFICATIONS\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"2579\" data-end=\"3505\"\u003e\n\u003cli data-start=\"2579\" data-end=\"2605\"\u003e\n\u003cp data-start=\"2581\" data-end=\"2605\"\u003eModel Number : SP-4511\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2606\" data-end=\"2651\"\u003e\n\u003cp data-start=\"2608\" data-end=\"2651\"\u003eFrame : 4 mm thick heavy-duty steel frame\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2652\" data-end=\"2700\"\u003e\n\u003cp data-start=\"2654\" data-end=\"2700\"\u003eFinish : Electrostatic powder-coated surface\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2701\" data-end=\"2794\"\u003e\n\u003cp data-start=\"2703\" data-end=\"2794\"\u003eExercise Stations \/ Functions : Leg extension with unilateral and bilateral functionality\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2795\" data-end=\"2876\"\u003e\n\u003cp data-start=\"2797\" data-end=\"2876\"\u003eSpecial Features : Angled seat, self-adjusting tibia pad, adjustable backrest\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2877\" data-end=\"2929\"\u003e\n\u003cp data-start=\"2879\" data-end=\"2929\"\u003eAccessories Included : Standard handles and pads\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2930\" data-end=\"2982\"\u003e\n\u003cp data-start=\"2932\" data-end=\"2982\"\u003eItem Dimensions (LWH) : 166.5 × 185.5 × 113.5 cm\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2983\" data-end=\"3007\"\u003e\n\u003cp data-start=\"2985\" data-end=\"3007\"\u003eItem Weight : 115 Kg\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3008\" data-end=\"3038\"\u003e\n\u003cp data-start=\"3010\" data-end=\"3038\"\u003eMax Load Capacity : 180 Kg\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3039\" data-end=\"3100\"\u003e\n\u003cp data-start=\"3041\" data-end=\"3100\"\u003eMovement Type : Leg extension with smooth, natural motion\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3101\" data-end=\"3168\"\u003e\n\u003cp data-start=\"3103\" data-end=\"3168\"\u003eArm Function : Independent arms for single or dual-leg training\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3169\" data-end=\"3224\"\u003e\n\u003cp data-start=\"3171\" data-end=\"3224\"\u003eHandle Design : Side hand grips for added stability\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3225\" data-end=\"3288\"\u003e\n\u003cp data-start=\"3227\" data-end=\"3288\"\u003eSeat Adjustment : Adjustable back pad with angled alignment\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3289\" data-end=\"3352\"\u003e\n\u003cp data-start=\"3291\" data-end=\"3352\"\u003ePadding : High-density foam with sweat-resistant upholstery\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3353\" data-end=\"3389\"\u003e\n\u003cp data-start=\"3355\" data-end=\"3389\"\u003eResistance System : Plate-loaded\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3390\" data-end=\"3438\"\u003e\n\u003cp data-start=\"3392\" data-end=\"3438\"\u003ePackage Dimensions (LWH) : 162 × 58 × 122 cm\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3439\" data-end=\"3466\"\u003e\n\u003cp data-start=\"3441\" data-end=\"3466\"\u003ePackage Weight : 115 Kg\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3467\" data-end=\"3505\"\u003e\n\u003cp data-start=\"3469\" data-end=\"3505\"\u003eStorage Pin Capacity : 200 Kg each\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"3507\" data-end=\"3555\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e\u003cstrong data-start=\"3507\" data-end=\"3519\"\u003eWARRANTY\u003c\/strong\u003e\u003cbr data-start=\"3519\" data-end=\"3522\"\u003ePRODUCT WARRANTY: 1-Year Warranty\u003c\/p\u003e","brand":"Spirit Fitness","offers":[{"title":"Default Title","offer_id":50919865549115,"sku":null,"price":13084.5,"currency_code":"AED","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0948\/6349\/1387\/files\/SP-4511.jpg?v=1768578292","url":"https:\/\/1rm.ae\/products\/spirit-fitness-leg-extension","provider":"1 REP MAX Fitness","version":"1.0","type":"link"}