{"product_id":"precor-discovery-series-abdominal-crunch-remanufactured","title":"Precor Discovery Series Abdominal Crunch (Remanufactured)","description":"\u003cstyle\u003e\n  .bs-wrap *{box-sizing:border-box;margin:0;padding:0}\n  .bs-wrap{font-family:'Barlow',sans-serif;color:#1a1a1a;max-width:700px}\n  .bs-badge{display:inline-block;background:#1a1a1a;color:#f0ebe3;font-size:11px;font-weight:500;letter-spacing:.12em;text-transform:uppercase;padding:4px 10px;border-radius:3px;margin-bottom:16px}\n  .bs-desc{font-size:15px;line-height:1.8;color:#444;margin-bottom:24px}\n  .bs-desc strong{color:#1a1a1a;font-weight:500}\n  .bs-divider{border:none;border-top:1px solid #e5e5e5;margin:24px 0}\n  .bs-section-label{font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:#999;font-weight:500;margin-bottom:12px}\n  .bs-muscles{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:8px}\n  .bs-muscle-tag{font-size:12px;font-weight:500;padding:5px 13px;border-radius:20px;background:#fff7ed;color:#92400e;border:1px solid #fcd9a0}\n  .bs-muscle-tag.sec{background:#f5f5f5;color:#666;border-color:#e0e0e0}\n  .bs-specs-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-bottom:24px}\n  .bs-spec-card{background:#f7f7f5;border-radius:8px;padding:14px 16px}\n  .bs-spec-label{font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:#999;margin-bottom:4px}\n  .bs-spec-val{font-family:'Barlow Condensed',sans-serif;font-size:20px;font-weight:600;color:#1a1a1a}\n  .bs-spec-sub{font-size:12px;color:#888;margin-top:3px}\n  .bs-feat{display:flex;align-items:flex-start;gap:12px;padding:12px 0;border-top:1px solid #efefef}\n  .bs-feat:last-child{border-bottom:1px solid #efefef}\n  .bs-feat-icon{width:30px;height:30px;border-radius:50%;background:#fff0f0;display:flex;align-items:center;justify-content:center;flex-shrink:0;margin-top:1px}\n  .bs-feat-icon svg{width:14px;height:14px;stroke:#dc2626;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}\n  .bs-feat-name{font-size:14px;font-weight:500;color:#1a1a1a;margin-bottom:3px}\n  .bs-feat-desc{font-size:13px;color:#666;line-height:1.6}\n  .bs-span2{grid-column:span 2}\n\u003c\/style\u003e\n\u003cdiv class=\"bs-wrap\"\u003e\n\u003cp class=\"bs-desc\"\u003eThe Precor Discovery Series Abdominal Crunch delivers \u003cstrong\u003eselectorized core training with a biomechanically optimized crunch arc, air-assisted seat adjustment, add-on weight micro-loading, over-molded rubber handles, QR-coded instructional placard, and 200 lb selectorized stack — 523 lb commercial frame, 51\"×50\" footprint\u003c\/strong\u003e. The biomechanically optimized movement pattern is the design specification that separates a dedicated abdominal crunch machine from a general cable or plate-loaded crunch setup: the machine's motion arc is engineered to match the natural spinal flexion path of the rectus abdominis from full extension through full contraction. A generic cable or resistance path pulls the upper body in a straight line rather than following the curved spine, which creates shear force at the lumbar vertebrae rather than pure spinal flexion — especially at the beginning and end of the range where the spine's actual path deviates most from a straight pull. The air-assisted seat adjustment is a usability feature that matters in commercial settings: pneumatic seat adjustment operates with one hand, one motion, without requiring the user to lift or support their body weight while repositioning — which is the failure mode of many selectorized machine seat adjustments that require a lift-and-slide that gym users often skip entirely, leaving the machine set for the previous user. The selector pin plus add-on weight combination allows the effective resistance to be set at increments smaller than any single stack step — useful on a core isolation machine where the abdominals are a smaller muscle group.\u003c\/p\u003e\n\u003cp class=\"bs-desc\"\u003eLow-profile tower and translucent shrouds for a clean, open gym aesthetic. QR codes link to Precor training videos for proper form guidance. \u003cstrong\u003e523 lb Precor Discovery commercial frame\u003c\/strong\u003e, 200 lb stack, 51\"×50\" footprint. Remanufactured.\u003c\/p\u003e\n\u003chr class=\"bs-divider\"\u003e\n\u003cp class=\"bs-section-label\"\u003ePrimary muscles targeted\u003c\/p\u003e\n\u003cdiv class=\"bs-muscles\" style=\"margin-bottom: 10px;\"\u003e\n\u003cspan class=\"bs-muscle-tag\"\u003eRectus Abdominis\u003c\/span\u003e \u003cspan class=\"bs-muscle-tag\"\u003eObliques\u003c\/span\u003e \u003cspan class=\"bs-muscle-tag\"\u003eTransverse Abdominis\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cp class=\"bs-section-label\"\u003eSecondary muscles\u003c\/p\u003e\n\u003cdiv class=\"bs-muscles\" style=\"margin-bottom: 0;\"\u003e\n\u003cspan class=\"bs-muscle-tag sec\"\u003eHip Flexors\u003c\/span\u003e \u003cspan class=\"bs-muscle-tag sec\"\u003eSerratus Anterior\u003c\/span\u003e\n\u003c\/div\u003e\n\u003chr class=\"bs-divider\"\u003e\n\u003cp class=\"bs-section-label\"\u003eKey features\u003c\/p\u003e\n\u003cdiv class=\"bs-feat\"\u003e\n\u003cdiv class=\"bs-feat-icon\"\u003e\u003csvg viewbox=\"0 0 24 24\"\u003e\u003cpath d=\"M12 12c-2-2.5-4-4-6-4a4 4 0 0 0 0 8c2 0 4-1.5 6-4z\"\u003e\u003c\/path\u003e\u003cpath d=\"M12 12c2 2.5 4 4 6 4a4 4 0 0 0 0-8c-2 0-4 1.5-6 4z\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"bs-feat-name\"\u003eBiomechanically Optimized Arc — Spinal Flexion, Not Shear\u003c\/div\u003e\n\u003cdiv class=\"bs-feat-desc\"\u003eMotion arc engineered to match the natural spinal flexion path of the rectus abdominis from extension through contraction. A straight cable or resistance pull creates shear force at the lumbar vertebrae where the spine's actual curved path deviates most from the line of pull — particularly at the beginning and end of the range. Following the spinal arc produces pure abdominal flexion loading rather than lumbar shear.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"bs-feat\"\u003e\n\u003cdiv class=\"bs-feat-icon\"\u003e\u003csvg viewbox=\"0 0 24 24\"\u003e\u003cline x1=\"4\" y1=\"6\" x2=\"14\" y2=\"6\"\u003e\u003c\/line\u003e\u003ccircle cx=\"18\" cy=\"6\" r=\"2\"\u003e\u003c\/circle\u003e\u003cline x1=\"4\" y1=\"12\" x2=\"20\" y2=\"12\"\u003e\u003c\/line\u003e\u003cline x1=\"4\" y1=\"18\" x2=\"14\" y2=\"18\"\u003e\u003c\/line\u003e\u003ccircle cx=\"18\" cy=\"18\" r=\"2\"\u003e\u003c\/circle\u003e\u003c\/svg\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"bs-feat-name\"\u003eAir-Assisted Seat · Add-On Weight · 200 lb Stack · QR Placard\u003c\/div\u003e\n\u003cdiv class=\"bs-feat-desc\"\u003ePneumatic seat adjustment operates one-handed in one motion without requiring the user to lift or support their body weight — eliminating the lift-and-slide problem that leads commercial gym users to skip seat adjustment entirely. Selector pin plus add-on weight enables sub-increment resistance settings — useful on a core machine where the abdominals are a smaller muscle group. QR codes link to training videos for proper setup and form.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003chr class=\"bs-divider\"\u003e\n\u003cp class=\"bs-section-label\"\u003eSpecifications\u003c\/p\u003e\n\u003cdiv class=\"bs-specs-grid\"\u003e\n\u003cdiv class=\"bs-spec-card\"\u003e\n\u003cdiv class=\"bs-spec-label\"\u003eDimensions (L × W × H)\u003c\/div\u003e\n\u003cdiv class=\"bs-spec-val\"\u003e51\" × 50\" × 59\"\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"bs-spec-card\"\u003e\n\u003cdiv class=\"bs-spec-label\"\u003eMachine Weight\u003c\/div\u003e\n\u003cdiv class=\"bs-spec-val\"\u003e523 lb\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"bs-spec-card\"\u003e\n\u003cdiv class=\"bs-spec-label\"\u003eWeight Stack\u003c\/div\u003e\n\u003cdiv class=\"bs-spec-val\"\u003e200 lb + Add-On\u003c\/div\u003e\n\u003cdiv class=\"bs-spec-sub\"\u003eBiomechanical arc · Air-assisted seat · QR placard\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"bs-spec-card\"\u003e\n\u003cdiv class=\"bs-spec-label\"\u003eCondition\u003c\/div\u003e\n\u003cdiv class=\"bs-spec-val\"\u003eRemanufactured\u003c\/div\u003e\n\u003cdiv class=\"bs-spec-sub\"\u003ePrecor Discovery · \u003ca href=\"https:\/\/ctxhomegyms.com\/pages\/what-is-refurbished\" style=\"color: #888; text-decoration: underline;\"\u003eView condition details\u003c\/a\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"bs-spec-card bs-span2\"\u003e\n\u003cdiv class=\"bs-spec-label\"\u003eDesign\u003c\/div\u003e\n\u003cdiv class=\"bs-spec-val\"\u003eBio Arc · Air Seat · Add-On · 200 lb · 523 lb\u003c\/div\u003e\n\u003cdiv class=\"bs-spec-sub\"\u003eBiomechanical crunch arc · Air-assisted seat · 200 lb stack · Add-on weight · Over-molded rubber handles · QR instructional placard · Low-profile tower · Translucent shrouds · 523 lb welded frame · 51\"×50\" footprint\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- ============================================================\nSEO FIELDS — paste into Shopify's Search Engine Listing section\n============================================================\n\nPage title (max 60 chars):\nPrecor Discovery Abdominal Crunch | Remanufactured\n\nMeta description (max 160 chars):\nRemanufactured Precor Discovery Abdominal Crunch. Biomechanical arc, air-assisted seat, 200 lb stack, add-on weight, 523 lb commercial ab crunch machine, 51×50\" footprint.\n\nTags (comma separated):\nPrecor Discovery abdominal crunch, Precor ab crunch remanufactured, biomechanical crunch machine, air assisted seat crunch, 200lb ab crunch, add-on weight crunch, selectorized ab crunch, commercial ab crunch, Precor Discovery, remanufactured abdominal crunch\n\n============================================================ --\u003e","brand":"Precor","offers":[{"title":"Default Title","offer_id":48596678607088,"sku":"PCR-DIS-AB-CRCH","price":2195.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0510\/0981\/4682\/files\/MADETOORDER_76_eed53895-e946-4557-86db-f73cf3e6360b.png?v=1765907964","url":"https:\/\/ctxhomegyms.com\/products\/precor-discovery-series-abdominal-crunch-remanufactured","provider":"CTX Home Gyms","version":"1.0","type":"link"}