{"product_id":"spirit-fitness-sp-3506-seated-biceps-curl","title":"Spirit Fitness SP-3521 Rotary Torso","description":"\u003ch2 data-section-id=\"53drpp\" data-start=\"0\" data-end=\"21\"\u003eProduct Overview\u003c\/h2\u003e\n\u003cp data-start=\"22\" data-end=\"534\"\u003eThe Spirit Fitness SP-3521 Rotary Torso is a commercial-grade strength machine designed to target the obliques and core through a controlled rotational movement. Built to stabilize both the upper and lower body, it ensures safe, biomechanically correct twisting while maximizing muscle engagement. With adjustable positioning, smooth resistance, and a space-efficient footprint, the SP-3521 delivers precise and effective core training for modern fitness environments. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"22\" data-end=\"534\"\u003ePIN: SP-3521\u003c\/p\u003e\n\u003chr data-start=\"536\" data-end=\"539\"\u003e\n\u003ch2 data-section-id=\"14at72t\" data-start=\"541\" data-end=\"558\"\u003eKey Features\u003c\/h2\u003e\n\u003cul data-start=\"559\" data-end=\"1918\"\u003e\n\u003cli data-section-id=\"1enk3gw\" data-start=\"559\" data-end=\"756\"\u003e\n\u003cstrong data-start=\"561\" data-end=\"599\"\u003eTargeted Oblique \u0026amp; Core Activation\u003c\/strong\u003e\u003cbr data-start=\"599\" data-end=\"602\"\u003eControlled rotary motion effectively engages obliques and deep core muscles for improved stability and strength. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"ypqwgy\" data-start=\"758\" data-end=\"926\"\u003e\n\u003cstrong data-start=\"760\" data-end=\"790\"\u003eAdjustable Range of Motion\u003c\/strong\u003e\u003cbr data-start=\"790\" data-end=\"793\"\u003eAllows users to customize rotation limits based on flexibility, comfort, or training goals. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1yjdpva\" data-start=\"928\" data-end=\"1109\"\u003e\n\u003cstrong data-start=\"930\" data-end=\"965\"\u003eUpper Body Stabilization System\u003c\/strong\u003e\u003cbr data-start=\"965\" data-end=\"968\"\u003eChest pads secure the torso during movement, ensuring proper form and reducing strain on the spine. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"d8p11f\" data-start=\"1111\" data-end=\"1296\"\u003e\n\u003cstrong data-start=\"1113\" data-end=\"1163\"\u003eLower Body Support with Thigh Pads \u0026amp; Footrests\u003c\/strong\u003e\u003cbr data-start=\"1163\" data-end=\"1166\"\u003eLarge pads and foot supports stabilize the lower body for controlled, isolated rotation. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"m4di6w\" data-start=\"1298\" data-end=\"1453\"\u003e\n\u003cstrong data-start=\"1300\" data-end=\"1329\"\u003eAdjustable Seat Alignment\u003c\/strong\u003e\u003cbr data-start=\"1329\" data-end=\"1332\"\u003eAligns the user’s torso with the machine’s pivot axis for optimal biomechanics. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"8cn4xb\" data-start=\"1455\" data-end=\"1573\"\u003e\n\u003cstrong data-start=\"1457\" data-end=\"1491\"\u003eSmooth Cable-Driven Resistance\u003c\/strong\u003e\u003cbr data-start=\"1491\" data-end=\"1494\"\u003eProvides fluid, consistent resistance throughout the full rotational range.\u003c\/li\u003e\n\u003cli data-section-id=\"1a8ohwm\" data-start=\"1575\" data-end=\"1745\"\u003e\n\u003cstrong data-start=\"1577\" data-end=\"1611\"\u003eIntegrated Storage Convenience\u003c\/strong\u003e\u003cbr data-start=\"1611\" data-end=\"1614\"\u003eBuilt-in top-cap storage keeps personal items like phones and water bottles within reach. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1dfb59t\" data-start=\"1747\" data-end=\"1918\"\u003e\n\u003cstrong data-start=\"1749\" data-end=\"1782\"\u003eCommercial-Grade Construction\u003c\/strong\u003e\u003cbr data-start=\"1782\" data-end=\"1785\"\u003eHeavy-duty steel frame and premium components ensure durability in high-traffic facilities. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1920\" data-end=\"1923\"\u003e\n\u003ch2 data-section-id=\"1qhk4i3\" data-start=\"1925\" data-end=\"1944\"\u003eSpecifications\u003c\/h2\u003e\n\u003ch3 data-section-id=\"uuyzr2\" data-start=\"1946\" data-end=\"1963\"\u003ePerformance\u003c\/h3\u003e\n\u003cul data-start=\"1964\" data-end=\"2375\"\u003e\n\u003cli data-section-id=\"18du5tr\" data-start=\"1964\" data-end=\"2025\"\u003e\n\u003cstrong data-start=\"1966\" data-end=\"1984\"\u003eExercise Type:\u003c\/strong\u003e Rotary torso (core \u0026amp; oblique training)\u003c\/li\u003e\n\u003cli data-section-id=\"cclwfx\" data-start=\"2026\" data-end=\"2078\"\u003e\n\u003cstrong data-start=\"2028\" data-end=\"2050\"\u003eResistance System:\u003c\/strong\u003e Selectorized weight stack\u003c\/li\u003e\n\u003cli data-section-id=\"1n762z9\" data-start=\"2079\" data-end=\"2184\"\u003e\n\u003cstrong data-start=\"2081\" data-end=\"2098\"\u003eWeight Stack:\u003c\/strong\u003e 90 kg standard \/ optional 110 kg (195–240 lb) \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"7tx2bi\" data-start=\"2185\" data-end=\"2259\"\u003e\n\u003cstrong data-start=\"2187\" data-end=\"2201\"\u003eIncrement:\u003c\/strong\u003e 7.5 lb increments \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1p2ig17\" data-start=\"2260\" data-end=\"2308\"\u003e\n\u003cstrong data-start=\"2262\" data-end=\"2275\"\u003eMovement:\u003c\/strong\u003e Cable-driven rotational system\u003c\/li\u003e\n\u003cli data-section-id=\"5o4ze9\" data-start=\"2309\" data-end=\"2375\"\u003e\n\u003cstrong data-start=\"2311\" data-end=\"2330\"\u003eTarget Muscles:\u003c\/strong\u003e Obliques, abdominals, and core stabilizers\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"skaw84\" data-start=\"2382\" data-end=\"2402\"\u003eDesign \u0026amp; Build\u003c\/h3\u003e\n\u003cul data-start=\"2403\" data-end=\"2830\"\u003e\n\u003cli data-section-id=\"1g8heaa\" data-start=\"2403\" data-end=\"2451\"\u003e\n\u003cstrong data-start=\"2405\" data-end=\"2415\"\u003eFrame:\u003c\/strong\u003e Heavy-duty commercial-grade steel\u003c\/li\u003e\n\u003cli data-section-id=\"wyindf\" data-start=\"2452\" data-end=\"2497\"\u003e\n\u003cstrong data-start=\"2454\" data-end=\"2465\"\u003eFinish:\u003c\/strong\u003e Durable powder-coated surface\u003c\/li\u003e\n\u003cli data-section-id=\"9jhlng\" data-start=\"2498\" data-end=\"2558\"\u003e\n\u003cstrong data-start=\"2500\" data-end=\"2509\"\u003ePads:\u003c\/strong\u003e Adjustable chest pads and large thigh supports\u003c\/li\u003e\n\u003cli data-section-id=\"isvj21\" data-start=\"2559\" data-end=\"2609\"\u003e\n\u003cstrong data-start=\"2561\" data-end=\"2570\"\u003eSeat:\u003c\/strong\u003e Adjustable for proper user alignment\u003c\/li\u003e\n\u003cli data-section-id=\"1uu3j31\" data-start=\"2610\" data-end=\"2662\"\u003e\n\u003cstrong data-start=\"2612\" data-end=\"2626\"\u003eMechanics:\u003c\/strong\u003e Adjustable range-of-motion system\u003c\/li\u003e\n\u003cli data-section-id=\"u40tyv\" data-start=\"2663\" data-end=\"2724\"\u003e\n\u003cstrong data-start=\"2665\" data-end=\"2680\"\u003eCushioning:\u003c\/strong\u003e High-density foam with premium upholstery\u003c\/li\u003e\n\u003cli data-section-id=\"1nx71bj\" data-start=\"2725\" data-end=\"2830\"\u003e\n\u003cstrong data-start=\"2727\" data-end=\"2752\"\u003eConvenience Features:\u003c\/strong\u003e Storage tray, enclosed weight stack \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"1tz1b13\" data-start=\"2837\" data-end=\"2864\"\u003eDimensions \u0026amp; Capacity\u003c\/h3\u003e\n\u003cul data-start=\"2865\" data-end=\"3329\"\u003e\n\u003cli data-section-id=\"l6bjhf\" data-start=\"2865\" data-end=\"2975\"\u003e\n\u003cstrong data-start=\"2867\" data-end=\"2894\"\u003eDimensions (L × W × H):\u003c\/strong\u003e 1384 × 996 × 2010 mm (54\" × 39\" × 79\") \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1q46478\" data-start=\"2976\" data-end=\"3067\"\u003e\n\u003cstrong data-start=\"2978\" data-end=\"2997\"\u003eMachine Weight:\u003c\/strong\u003e 261 – 281 kg (575 – 620 lb) \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"g1lt9s\" data-start=\"3068\" data-end=\"3156\"\u003e\n\u003cstrong data-start=\"3070\" data-end=\"3087\"\u003eWeight Stack:\u003c\/strong\u003e 90 – 110 kg (195 – 240 lb) \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1lgsqy7\" data-start=\"3157\" data-end=\"3253\"\u003e\n\u003cstrong data-start=\"3159\" data-end=\"3187\"\u003eMaximum Selectable Load:\u003c\/strong\u003e Approx. 110 kg (243 lb) \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"vu554n\" data-start=\"3254\" data-end=\"3329\"\u003e\n\u003cstrong data-start=\"3256\" data-end=\"3270\"\u003eFootprint:\u003c\/strong\u003e Compact commercial design suitable for strength circuits\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Spirit Fitness","offers":[{"title":"Default Title","offer_id":53016951521577,"sku":"SP-3521","price":0.0,"currency_code":"AED","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0845\/7430\/6601\/files\/9ab980_1d419ca55a9546f59a5227f386ae5f0c_mv2.avif?v=1776690470","url":"https:\/\/wellnessfirst.com\/products\/spirit-fitness-sp-3506-seated-biceps-curl","provider":"Wellness First","version":"1.0","type":"link"}