{"product_id":"spirit-fitness-sp-4609-ab-crunch-back-extension","title":"Spirit Fitness SP-4609 Ab Crunch \/ Back Extension","description":"\u003ch2 data-section-id=\"53drpp\" data-start=\"0\" data-end=\"21\"\u003eProduct Overview\u003c\/h2\u003e\n\u003cp data-start=\"22\" data-end=\"601\"\u003eThe Spirit Fitness SP-4609 Ab Crunch \/ Back Extension is a dual-function commercial strength machine designed to deliver complete core training in a single, space-efficient unit. Combining abdominal crunch and back extension exercises, it allows users to strengthen both the anterior and posterior core while maintaining proper alignment and stability. With intuitive adjustments, smooth resistance, and ergonomic support, the SP-4609 is an ideal solution for high-performance fitness facilities focused on functional core development.\u003c\/p\u003e\n\u003cp data-start=\"22\" data-end=\"601\"\u003ePIN: SP-4609\u003c\/p\u003e\n\u003chr data-start=\"603\" data-end=\"606\"\u003e\n\u003ch2 data-section-id=\"14at72t\" data-start=\"608\" data-end=\"625\"\u003eKey Features\u003c\/h2\u003e\n\u003cul data-start=\"626\" data-end=\"1991\"\u003e\n\u003cli data-section-id=\"1ks5zdf\" data-start=\"626\" data-end=\"815\"\u003e\n\u003cstrong data-start=\"628\" data-end=\"659\"\u003eDual-Function Core Training\u003c\/strong\u003e\u003cbr data-start=\"659\" data-end=\"662\"\u003eCombines abdominal crunch and back extension in one machine for balanced core development and space efficiency. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"61aj17\" data-start=\"817\" data-end=\"1003\"\u003e\n\u003cstrong data-start=\"819\" data-end=\"855\"\u003eQuick Exercise Transition System\u003c\/strong\u003e\u003cbr data-start=\"855\" data-end=\"858\"\u003eAdjustable cam mechanism allows seamless switching between ab and back movements without repositioning. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1pi6uj1\" data-start=\"1005\" data-end=\"1178\"\u003e\n\u003cstrong data-start=\"1007\" data-end=\"1044\"\u003eAdjustable Roller Pad Positioning\u003c\/strong\u003e\u003cbr data-start=\"1044\" data-end=\"1047\"\u003eEasily aligns across the chest or back to ensure correct biomechanics for both exercises. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"u8j236\" data-start=\"1180\" data-end=\"1344\"\u003e\n\u003cstrong data-start=\"1182\" data-end=\"1214\"\u003eDual Foot Bars for Stability\u003c\/strong\u003e\u003cbr data-start=\"1214\" data-end=\"1217\"\u003eSecures the lower body during movement, enhancing control and exercise effectiveness. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1gi5mjv\" data-start=\"1346\" data-end=\"1512\"\u003e\n\u003cstrong data-start=\"1348\" data-end=\"1380\"\u003eErgonomic Lower Back Support\u003c\/strong\u003e\u003cbr data-start=\"1380\" data-end=\"1383\"\u003eProvides stability and enables a full, safe range of motion during extension exercises. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"sc1wsr\" data-start=\"1514\" data-end=\"1662\"\u003e\n\u003cstrong data-start=\"1516\" data-end=\"1550\"\u003eSmooth Cable-Driven Resistance\u003c\/strong\u003e\u003cbr data-start=\"1550\" data-end=\"1553\"\u003eDelivers fluid, consistent motion for controlled and safe training. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1j0219n\" data-start=\"1664\" data-end=\"1825\"\u003e\n\u003cstrong data-start=\"1666\" data-end=\"1702\"\u003eIntegrated Rep Counter \u0026amp; Storage\u003c\/strong\u003e\u003cbr data-start=\"1702\" data-end=\"1705\"\u003eTracks performance and includes convenient top-cap storage for personal items. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"icawdv\" data-start=\"1827\" data-end=\"1991\"\u003e\n\u003cstrong data-start=\"1829\" data-end=\"1860\"\u003eCompact Dual-Station Design\u003c\/strong\u003e\u003cbr data-start=\"1860\" data-end=\"1863\"\u003eMaximizes floor efficiency by combining two essential core movements in one footprint. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1993\" data-end=\"1996\"\u003e\n\u003ch2 data-section-id=\"1qhk4i3\" data-start=\"1998\" data-end=\"2017\"\u003eSpecifications\u003c\/h2\u003e\n\u003ch3 data-section-id=\"uuyzr2\" data-start=\"2019\" data-end=\"2036\"\u003ePerformance\u003c\/h3\u003e\n\u003cul data-start=\"2037\" data-end=\"2521\"\u003e\n\u003cli data-section-id=\"1h5vn52\" data-start=\"2037\" data-end=\"2093\"\u003e\n\u003cstrong data-start=\"2039\" data-end=\"2057\"\u003eExercise Type:\u003c\/strong\u003e Abdominal crunch \u0026amp; back extension\u003c\/li\u003e\n\u003cli data-section-id=\"cclwfx\" data-start=\"2094\" data-end=\"2146\"\u003e\n\u003cstrong data-start=\"2096\" data-end=\"2118\"\u003eResistance System:\u003c\/strong\u003e Selectorized weight stack\u003c\/li\u003e\n\u003cli data-section-id=\"n7kp9q\" data-start=\"2147\" data-end=\"2222\"\u003e\n\u003cstrong data-start=\"2149\" data-end=\"2166\"\u003eWeight Stack:\u003c\/strong\u003e 115 kg \/ 250 lb \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1ybspuv\" data-start=\"2223\" data-end=\"2297\"\u003e\n\u003cstrong data-start=\"2225\" data-end=\"2239\"\u003eIncrement:\u003c\/strong\u003e 5 lb increments \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1dydv7v\" data-start=\"2298\" data-end=\"2390\"\u003e\n\u003cstrong data-start=\"2300\" data-end=\"2317\"\u003ePulley Ratio:\u003c\/strong\u003e Approx. 0.5 (abs) \/ 0.7 (back) \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1u7eiqp\" data-start=\"2391\" data-end=\"2442\"\u003e\n\u003cstrong data-start=\"2393\" data-end=\"2406\"\u003eMovement:\u003c\/strong\u003e Cable-driven dual-function system\u003c\/li\u003e\n\u003cli data-section-id=\"jxo9h1\" data-start=\"2443\" data-end=\"2521\"\u003e\n\u003cstrong data-start=\"2445\" data-end=\"2464\"\u003eTarget Muscles:\u003c\/strong\u003e Abdominals, obliques, lower back, and core stabilizers\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"skaw84\" data-start=\"2528\" data-end=\"2548\"\u003eDesign \u0026amp; Build\u003c\/h3\u003e\n\u003cul data-start=\"2549\" data-end=\"3040\"\u003e\n\u003cli data-section-id=\"1g8heaa\" data-start=\"2549\" data-end=\"2597\"\u003e\n\u003cstrong data-start=\"2551\" data-end=\"2561\"\u003eFrame:\u003c\/strong\u003e Heavy-duty commercial-grade steel\u003c\/li\u003e\n\u003cli data-section-id=\"m7smto\" data-start=\"2598\" data-end=\"2670\"\u003e\n\u003cstrong data-start=\"2600\" data-end=\"2611\"\u003eFinish:\u003c\/strong\u003e Electrostatic powder-coated, corrosion-resistant surface\u003c\/li\u003e\n\u003cli data-section-id=\"1pc340v\" data-start=\"2671\" data-end=\"2736\"\u003e\n\u003cstrong data-start=\"2673\" data-end=\"2682\"\u003ePads:\u003c\/strong\u003e Adjustable roller pad and supportive lower back pad\u003c\/li\u003e\n\u003cli data-section-id=\"kh118k\" data-start=\"2737\" data-end=\"2797\"\u003e\n\u003cstrong data-start=\"2739\" data-end=\"2757\"\u003eStabilization:\u003c\/strong\u003e Dual foot bars for secure positioning\u003c\/li\u003e\n\u003cli data-section-id=\"1k3bys0\" data-start=\"2798\" data-end=\"2857\"\u003e\n\u003cstrong data-start=\"2800\" data-end=\"2814\"\u003eMechanics:\u003c\/strong\u003e Cam-based dual-function switching system\u003c\/li\u003e\n\u003cli data-section-id=\"2tgikv\" data-start=\"2858\" data-end=\"2921\"\u003e\n\u003cstrong data-start=\"2860\" data-end=\"2875\"\u003eCushioning:\u003c\/strong\u003e Premium beveled pads with high-density foam\u003c\/li\u003e\n\u003cli data-section-id=\"1ygsr4g\" data-start=\"2922\" data-end=\"3040\"\u003e\n\u003cstrong data-start=\"2924\" data-end=\"2949\"\u003eConvenience Features:\u003c\/strong\u003e Rep counter, storage tray, enclosed weight stack \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"1tz1b13\" data-start=\"3047\" data-end=\"3074\"\u003eDimensions \u0026amp; Capacity\u003c\/h3\u003e\n\u003cul data-start=\"3075\" data-end=\"3584\"\u003e\n\u003cli data-section-id=\"9nqt3x\" data-start=\"3075\" data-end=\"3186\"\u003e\n\u003cstrong data-start=\"3077\" data-end=\"3104\"\u003eDimensions (L × W × H):\u003c\/strong\u003e 1314 × 1119 × 1580 mm (52\" × 44\" × 62\") \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1145qud\" data-start=\"3187\" data-end=\"3266\"\u003e\n\u003cstrong data-start=\"3189\" data-end=\"3208\"\u003eMachine Weight:\u003c\/strong\u003e 227 kg \/ 500 lb \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1htgkq6\" data-start=\"3267\" data-end=\"3344\"\u003e\n\u003cstrong data-start=\"3269\" data-end=\"3286\"\u003eWeight Stack:\u003c\/strong\u003e 115 kg \/ 250 lb \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"inrwgg\" data-start=\"3345\" data-end=\"3437\"\u003e\n\u003cstrong data-start=\"3347\" data-end=\"3371\"\u003eMaximum User Weight:\u003c\/strong\u003e Approx. 163 kg \/ 360 lb \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"yln4e5\" data-start=\"3438\" data-end=\"3525\"\u003e\n\u003cstrong data-start=\"3440\" data-end=\"3462\"\u003eUser Height Range:\u003c\/strong\u003e Approx. 4’11” – 6’8” \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"12mn2vf\" data-start=\"3526\" data-end=\"3584\"\u003e\n\u003cstrong data-start=\"3528\" data-end=\"3542\"\u003eFootprint:\u003c\/strong\u003e Compact dual-function commercial design\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Spirit Fitness","offers":[{"title":"Default Title","offer_id":53017572081961,"sku":"SP-4609","price":0.0,"currency_code":"AED","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0845\/7430\/6601\/files\/9ab980_dc4d270e5ea245ceb96c391e0a098af0_mv2.avif?v=1776691745","url":"https:\/\/wellnessfirst.com\/ar\/products\/spirit-fitness-sp-4609-ab-crunch-back-extension","provider":"Wellness First","version":"1.0","type":"link"}