{"product_id":"gr637-abdominal-back-extension-combo","title":"BodyKore GR637 Abdominal\/Back Extension Combo","description":"\u003ch2 class=\"h2title\"\u003eBodyKore GR637 Abdominal\/Back Extension Combo\u003c\/h2\u003e\n\u003cdiv class=\"one-half-column-left\"\u003e\n\u003cp\u003eThe BodyKore GR637 Abdominal\/Back Extension Combo trains both the anterior core (rectus abdominis, obliques) and the posterior chain erectors from a single adjustable station. Switching between spinal flexion for abdominal work and spinal extension for back work allows balanced anterior\/posterior core programming without using separate machines. The guided movement arc standardizes the spinal loading pattern across users, making this machine appropriate for both general fitness and rehabilitation environments.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDimensions: 48\"×46\"×65\"\u003c\/li\u003e\n\u003cli\u003eMachine weight: 284 lbs (frame)\u003c\/li\u003e\n\u003cli\u003eResistance: 220 lbs stack (upgradeable to 340 lbs)\u003c\/li\u003e\n\u003cli\u003ePrimary muscles: Erector spinae, Rectus abdominis, Obliques\u003c\/li\u003e\n\u003cli\u003e220 lb precision-cut selectorized weight stack — upgradeable to 340 lbs\u003c\/li\u003e\n\u003cli\u003eHydraulic lift seat adjustment — fits any user instantly without tools\u003c\/li\u003e\n\u003cli\u003eWater-resistant, impact-resistant vinyl upholstery over high-density foam\u003c\/li\u003e\n\u003cli\u003eLB Guide Rod System for smooth, low-friction weight stack travel\u003c\/li\u003e\n\u003cli\u003eUrethane composite grips reduce contact-point stress and improve grip reliability\u003c\/li\u003e\n\u003cli\u003eEnclosed weight stack shields for safety without compromising aesthetics\u003c\/li\u003e\n\u003cli\u003eBuilt-in exercise instruction diagram for all experience levels\u003c\/li\u003e\n\u003cli\u003eWater bottle and personal items storage integrated into the machine\u003c\/li\u003e\n\u003cli\u003eWarranty: Frame: Lifetime | Weight Stacks \u0026amp; Pulleys: 10 Years | Upholstery\/Cables\/Springs\/Grips: 1 Year | Accessories: 6 Months\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003ePart of the BodyKore Isolation Series — precision-built with hydraulic lift seat adjustment, urethane composite grips, enclosed weight stack shields, water-resistant upholstery, and a built-in exercise diagram. Weight stack is 220 lbs standard, upgradeable to 340 lbs. Frame: lifetime warranty; Weight stacks \u0026amp; pulleys: 10 years.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"one-half-column-right\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0044\/9341\/0393\/files\/GR637-B_new.jpg?v=1780343604\" alt=\"BodyKore GR637 Abdominal\/Back Extension Combo\"\u003e\n\u003c\/div\u003e\n\u003cbr style=\"clear: both;\"\u003e","brand":"BodyKore","offers":[{"title":"Silver Frame","offer_id":48928661078267,"sku":"GR637-S","price":3599.0,"currency_code":"USD","in_stock":false},{"title":"Black Frame","offer_id":48928661111035,"sku":"GR637-B","price":3599.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0044\/9341\/0393\/files\/GR637-B_new.jpg?v=1780343604","url":"https:\/\/www.recoveryforathletes.com\/products\/gr637-abdominal-back-extension-combo","provider":"Recovery For Athletes","version":"1.0","type":"link"}