{"product_id":"gronk-fitness-selectorized-dual-ab-back-v2-1","title":"Gronk Fitness Selectorized Dual Ab \/ Back v2 - Final Stock","description":"\u003ch1 style=\"font-size:36px; line-height:1.2; color:#111111; margin:0 0 16px 0;\"\u003eGronk Fitness Dual Ab \u0026amp; Back Machine\u003c\/h1\u003e\n\n\u003cp style=\"font-size:15px; line-height:1.7; margin:0 0 14px 0; color:#333;\"\u003e\n  The Gronk Fitness Dual Ab \u0026amp; Back Machine offers a comprehensive solution for core strengthening. This commercial strength equipment provides dual-functionality on a single platform, enabling you to perform both abdominal crunches and back extensions effectively.\n\u003c\/p\u003e\n\u003cp style=\"font-size:15px; line-height:1.7; margin:0 0 24px 0; color:#333;\"\u003e\n  Engineered with high-quality materials, including commercial-grade steel and marine-grade upholstery, this machine ensures durability and comfort. Target the key muscle groups in your core to enhance flexibility, improve posture, and reduce injury risks with each workout session.\n\u003c\/p\u003e\n\n\u003ch2 style=\"font-size:24px; line-height:1.3; color:#111111; border-bottom:2px solid #DBBB3C; padding-bottom:6px; margin:28px 0 14px 0;\"\u003e\n  Key Features\n\u003c\/h2\u003e\n\u003cul style=\"margin:0 0 24px 0; padding-left:1.4em; font-size:15px; line-height:1.75; color:#333;\"\u003e\n  \u003cli style=\"margin-bottom:6px;\"\u003e\n\u003cstrong\u003eDual-function training:\u003c\/strong\u003e Perform both abdominal crunches and back extensions.\u003c\/li\u003e\n  \u003cli style=\"margin-bottom:6px;\"\u003e\n\u003cstrong\u003eSelectorized weight stack:\u003c\/strong\u003e 220 lb (100 kg) with easy aluminum selector pin adjustment.\u003c\/li\u003e\n  \u003cli style=\"margin-bottom:6px;\"\u003e\n\u003cstrong\u003eDurable construction:\u003c\/strong\u003e Commercial-grade steel frame with electrostatic powder coating.\u003c\/li\u003e\n  \u003cli style=\"margin-bottom:6px;\"\u003e\n\u003cstrong\u003eHigh-quality components:\u003c\/strong\u003e Marine-grade, double-stitched upholstery and high-grade sealed nylon pulleys.\u003c\/li\u003e\n  \u003cli style=\"margin-bottom:6px;\"\u003e\n\u003cstrong\u003eEnhanced safety:\u003c\/strong\u003e Rubber floor protectors ensure stability during workouts.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2 style=\"font-size:24px; line-height:1.3; color:#111111; border-bottom:2px solid #DBBB3C; padding-bottom:6px; margin:28px 0 14px 0;\"\u003e\n  Specifications\n\u003c\/h2\u003e\n\u003ctable style=\"width:100%; border-collapse:collapse; font-size:14px; margin-bottom:24px;\"\u003e\n  \u003ctr style=\"background:#111111; color:#fff;\"\u003e\n\u003cth style=\"text-align:left; padding:10px 14px; width:40%;\"\u003eSpecification\u003c\/th\u003e\n\u003cth style=\"text-align:left; padding:10px 14px;\"\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n  \u003ctr style=\"background:#fff;\"\u003e\n\u003ctd style=\"padding:9px 14px; border-bottom:1px solid #e8ecf0;\"\u003e\u003cstrong\u003eWeight stack\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:9px 14px; border-bottom:1px solid #e8ecf0;\"\u003e220 lb (100 kg) selectorized\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr style=\"background:#f7f8fa;\"\u003e\n\u003ctd style=\"padding:9px 14px; border-bottom:1px solid #e8ecf0;\"\u003e\u003cstrong\u003eFrame\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:9px 14px; border-bottom:1px solid #e8ecf0;\"\u003eCommercial-grade steel, electrostatic powder coat\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr style=\"background:#fff;\"\u003e\n\u003ctd style=\"padding:9px 14px; border-bottom:1px solid #e8ecf0;\"\u003e\u003cstrong\u003eUpholstery\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:9px 14px; border-bottom:1px solid #e8ecf0;\"\u003eMarine-grade, double-stitched; adjustable seat and arm pads\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr style=\"background:#f7f8fa;\"\u003e\n\u003ctd style=\"padding:9px 14px; border-bottom:1px solid #e8ecf0;\"\u003e\u003cstrong\u003ePulleys\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:9px 14px; border-bottom:1px solid #e8ecf0;\"\u003eHigh-grade sealed nylon pulleys\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr style=\"background:#fff;\"\u003e\n\u003ctd style=\"padding:9px 14px; border-bottom:1px solid #e8ecf0;\"\u003e\u003cstrong\u003eCables\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:9px 14px; border-bottom:1px solid #e8ecf0;\"\u003eNylon-coated high-tensile\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr style=\"background:#f7f8fa;\"\u003e\n\u003ctd style=\"padding:9px 14px; border-bottom:1px solid #e8ecf0;\"\u003e\u003cstrong\u003eWeight selection\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:9px 14px; border-bottom:1px solid #e8ecf0;\"\u003eAluminum selector pin\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr style=\"background:#fff;\"\u003e\n\u003ctd style=\"padding:9px 14px; border-bottom:1px solid #e8ecf0;\"\u003e\u003cstrong\u003eFeet\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:9px 14px; border-bottom:1px solid #e8ecf0;\"\u003eRubber floor protectors\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch2 style=\"font-size:24px; line-height:1.3; color:#111111; border-bottom:2px solid #DBBB3C; padding-bottom:6px; margin:28px 0 14px 0;\"\u003e\n  Who This Is For\n\u003c\/h2\u003e\n\u003cp style=\"font-size:15px; line-height:1.7; margin:0 0 24px 0; color:#333;\"\u003e\n  Ideal for fitness centers and commercial gym facilities, the Gronk Fitness Dual Ab \u0026amp; Back Machine is perfect for those seeking efficient core strengthening equipment. It's designed for users focused on improving core stability, posture, and reducing injury risks through balanced muscle development.\n\u003c\/p\u003e\n\u003ch2 style=\"font-size:24px; line-height:1.3; color:#111111; border-bottom:2px solid #DBBB3C; padding-bottom:6px; margin:28px 0 14px 0;\"\u003eWarranty\u003c\/h2\u003e\n\u003ctable style=\"width:100%; border-collapse:collapse; font-size:14px; margin-bottom:24px;\"\u003e\n  \u003ctr style=\"background:#111111; color:#fff;\"\u003e\n    \u003cth style=\"text-align:left; padding:10px 14px; width:35%;\"\u003eCoverage\u003c\/th\u003e\n    \u003cth style=\"text-align:left; padding:10px 14px;\"\u003eResidential\u003c\/th\u003e\n    \u003cth style=\"text-align:left; padding:10px 14px;\"\u003eCommercial\u003c\/th\u003e\n  \u003c\/tr\u003e\n  \u003ctr style=\"background:#fff;\"\u003e\n    \u003ctd style=\"padding:9px 14px; border-bottom:1px solid #e8ecf0;\"\u003e\u003cstrong\u003eFrame \u0026amp; Welds\u003c\/strong\u003e\u003c\/td\u003e\n    \u003ctd style=\"padding:9px 14px; border-bottom:1px solid #e8ecf0;\"\u003eLifetime\u003c\/td\u003e\n    \u003ctd style=\"padding:9px 14px; border-bottom:1px solid #e8ecf0;\"\u003e10 Years\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr style=\"background:#f9fafb;\"\u003e\n    \u003ctd style=\"padding:9px 14px; border-bottom:1px solid #e8ecf0;\"\u003e\u003cstrong\u003eUpholstery\u003c\/strong\u003e\u003c\/td\u003e\n    \u003ctd style=\"padding:9px 14px; border-bottom:1px solid #e8ecf0;\"\u003e2 Years\u003c\/td\u003e\n    \u003ctd style=\"padding:9px 14px; border-bottom:1px solid #e8ecf0;\"\u003e1 Year\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr style=\"background:#fff;\"\u003e\n    \u003ctd style=\"padding:9px 14px; border-bottom:1px solid #e8ecf0;\"\u003e\u003cstrong\u003eParts\u003c\/strong\u003e\u003c\/td\u003e\n    \u003ctd style=\"padding:9px 14px; border-bottom:1px solid #e8ecf0;\"\u003eLifetime\u003c\/td\u003e\n    \u003ctd style=\"padding:9px 14px; border-bottom:1px solid #e8ecf0;\"\u003e5 Years\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr style=\"background:#f9fafb;\"\u003e\n    \u003ctd style=\"padding:9px 14px; border-bottom:1px solid #e8ecf0;\"\u003e\u003cstrong\u003eAttachments\u003c\/strong\u003e\u003c\/td\u003e\n    \u003ctd style=\"padding:9px 14px; border-bottom:1px solid #e8ecf0;\"\u003eLifetime\u003c\/td\u003e\n    \u003ctd style=\"padding:9px 14px; border-bottom:1px solid #e8ecf0;\"\u003e1 Year\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr style=\"background:#fff;\"\u003e\n    \u003ctd style=\"padding:9px 14px; border-bottom:1px solid #e8ecf0;\"\u003e\u003cstrong\u003eLabor\u003c\/strong\u003e\u003c\/td\u003e\n    \u003ctd style=\"padding:9px 14px; border-bottom:1px solid #e8ecf0;\"\u003e1 Year\u003c\/td\u003e\n    \u003ctd style=\"padding:9px 14px; border-bottom:1px solid #e8ecf0;\"\u003e1 Year\u003c\/td\u003e\n  \u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2 style=\"font-size:24px; line-height:1.3; color:#111111; border-bottom:2px solid #DBBB3C; padding-bottom:6px; margin:28px 0 14px 0;\"\u003eResources \u0026amp; Downloads\u003c\/h2\u003e\n\u003cp style=\"margin:0 0 24px 0;\"\u003e\n  \u003ca href=\"https:\/\/res.cloudinary.com\/dtugh3hbx\/image\/upload\/v1781032903\/GFP_STR_AB-BACK_SELLSHEET_oat69m.pdf\" target=\"_blank\" rel=\"noopener\" style=\"display:inline-flex; align-items:center; gap:6px; padding:10px 18px; background:#111111; color:#fff; text-decoration:none; border-radius:4px; font-size:14px; font-weight:600;\"\u003e↓ Download Product Sell Sheet (PDF)\u003c\/a\u003e\n\u003c\/p\u003e\n\u003cp style=\"font-size:12px; color:#555; margin:0 0 8px 0; line-height:1.6;\"\u003e\n  \u003cstrong\u003e⚠️ California Proposition 65 Warning:\u003c\/strong\u003e This product can expose you to chemicals including those in rubber, foam, plastic, or coated metal components, which are known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information go to \u003ca href=\"https:\/\/www.P65Warnings.ca.gov\" target=\"_blank\" rel=\"noopener\"\u003ewww.P65Warnings.ca.gov\u003c\/a\u003e.\n\u003c\/p\u003e\n\u003cspan data-gg-gen=\"2026-07-13\" data-gg-sku=\"5408-G3\" style=\"display:none;\"\u003e\u003c\/span\u003e","brand":"Gronk Fitness Products","offers":[{"title":"Default Title","offer_id":45311713673318,"sku":"5408-G3","price":3749.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0013\/1471\/7798\/files\/gronkfitness_selectorized-dual-ab-back-v2-1_main.png?v=1784062659","url":"https:\/\/ggfitness.com\/products\/gronk-fitness-selectorized-dual-ab-back-v2-1","provider":"G\u0026G Fitness Equipment","version":"1.0","type":"link"}