{"product_id":"build-fractal-series-calf-extension-new","title":"BUILT Strength Fractal Series Calf Extension (New)","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 BUILT Strength Fractal Series Calf Extension targets both the gastrocnemius and soleus through a \u003cstrong\u003eseated plantar flexion movement on an angled footplate that supports a full dorsiflexion-to-plantarflexion range of motion\u003c\/strong\u003e — the deep stretch at the bottom and complete contraction at the top that calf development demands. The seated position with knees bent specifically de-emphasizes the gastrocnemius and increases soleus isolation compared to standing calf raise machines, making this the more complete lower-leg development option.\u003c\/p\u003e\n\u003cp class=\"bs-desc\"\u003eA padded seat and leg restraint maintain correct alignment and prevent the legs from shifting under load, and \u003cstrong\u003ea 280 lb selectorized stack\u003c\/strong\u003e provides the loading range for both light activation work and serious progressive calf strength training. Compact 40\" × 69\" footprint, 581 lb commercial frame. New.\u003c\/p\u003e\n\u003chr class=\"bs-divider\"\u003e\n\u003cp class=\"bs-section-label\"\u003ePrimary muscles targeted\u003c\/p\u003e\n\u003cdiv style=\"margin-bottom: 10px;\" class=\"bs-muscles\"\u003e\n\u003cspan class=\"bs-muscle-tag\"\u003eSoleus\u003c\/span\u003e \u003cspan class=\"bs-muscle-tag\"\u003eGastrocnemius\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cp class=\"bs-section-label\"\u003eSecondary muscles\u003c\/p\u003e\n\u003cdiv style=\"margin-bottom: 0;\" class=\"bs-muscles\"\u003e\n\u003cspan class=\"bs-muscle-tag sec\"\u003eTibialis Anterior\u003c\/span\u003e \u003cspan class=\"bs-muscle-tag sec\"\u003ePeroneals\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\u003crect rx=\"1\" height=\"7\" width=\"18\" y=\"14\" x=\"3\"\u003e\u003c\/rect\u003e\u003cline y2=\"3\" x2=\"7\" y1=\"14\" x1=\"7\"\u003e\u003c\/line\u003e\u003cline y2=\"3\" x2=\"17\" y1=\"14\" x1=\"17\"\u003e\u003c\/line\u003e\u003cline y2=\"8\" x2=\"17\" y1=\"8\" x1=\"7\"\u003e\u003c\/line\u003e\u003c\/svg\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"bs-feat-name\"\u003eAngled Footplate — Full Plantar Flexion Range\u003c\/div\u003e\n\u003cdiv class=\"bs-feat-desc\"\u003eThe angled footplate positions the ball of the foot correctly for a full dorsiflexion stretch at the bottom through maximum plantarflexion contraction at the top — the complete calf arc needed for both gastrocnemius and soleus fiber recruitment.\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\u003cpath d=\"M12 2l8 4v6c0 5-4 9-8 10-4-1-8-5-8-10V6l8-4z\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"bs-feat-name\"\u003eSeated Position — Soleus Isolation Emphasis\u003c\/div\u003e\n\u003cdiv class=\"bs-feat-desc\"\u003eThe seated, knees-bent position reduces gastrocnemius recruitment and shifts emphasis to the soleus — the muscle most undertrained on standing calf raise machines — making this the more complete lower-leg development option.\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\u003crect rx=\"2\" height=\"8\" width=\"14\" y=\"11\" x=\"5\"\u003e\u003c\/rect\u003e\u003cpath d=\"M5 11V7a2 2 0 0 1 2-2h10a2 2 0 0 1 2 2v4\"\u003e\u003c\/path\u003e\u003cline y2=\"21\" x2=\"8\" y1=\"19\" x1=\"8\"\u003e\u003c\/line\u003e\u003cline y2=\"21\" x2=\"16\" y1=\"19\" x1=\"16\"\u003e\u003c\/line\u003e\u003c\/svg\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"bs-feat-name\"\u003ePadded Seat \u0026amp; Leg Restraint\u003c\/div\u003e\n\u003cdiv class=\"bs-feat-desc\"\u003eA padded seat and leg restraint keep the user correctly positioned and prevent leg shift under heavy loads — maintaining consistent footplate contact and loading angle through every rep of every set.\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 y2=\"6\" x2=\"20\" y1=\"6\" x1=\"4\"\u003e\u003c\/line\u003e\u003cline y2=\"12\" x2=\"20\" y1=\"12\" x1=\"4\"\u003e\u003c\/line\u003e\u003cline y2=\"18\" x2=\"20\" y1=\"18\" x1=\"4\"\u003e\u003c\/line\u003e\u003ccircle r=\"2\" cy=\"6\" cx=\"8\"\u003e\u003c\/circle\u003e\u003ccircle r=\"2\" cy=\"12\" cx=\"16\"\u003e\u003c\/circle\u003e\u003ccircle r=\"2\" cy=\"18\" cx=\"10\"\u003e\u003c\/circle\u003e\u003c\/svg\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"bs-feat-name\"\u003e280 lb Selectorized Stack\u003c\/div\u003e\n\u003cdiv class=\"bs-feat-desc\"\u003eA 280 lb pin-select stack provides a wide loading range for calf development — from light activation and warm-up work through serious progressive lower-leg strength training without a stack ceiling limiting progress.\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\"\u003e40\" × 69\" × 58\"\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\"\u003e581 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\"\u003e280 lb\u003c\/div\u003e\n\u003cdiv class=\"bs-spec-sub\"\u003ePin-select selectorized\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\"\u003eNew\u003c\/div\u003e\n\u003cdiv class=\"bs-spec-sub\"\u003eFractal Series · BUILT Strength\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\"\u003eSeated · Angled Footplate · Full ROM\u003c\/div\u003e\n\u003cdiv class=\"bs-spec-sub\"\u003eAngled footplate · Padded seat \u0026amp; leg restraint · Full dorsiflexion range · Soleus emphasis · 280 lb stack\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"bs-spec-card\"\u003e\n\u003cdiv class=\"bs-spec-label\"\u003eFrame\u003c\/div\u003e\n\u003cdiv class=\"bs-spec-val\"\u003e11-Gauge (3mm) Steel\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- ============================================================\nSEO FIELDS — paste these into Shopify's Search Engine Listing section\n============================================================\n\nPage title (max 60 chars):\nBUILT Strength Fractal Calf Extension Machine | New\n\nMeta description (max 160 chars):\nNew BUILT Strength Fractal Series Calf Extension. 280 lb selectorized, angled footplate for full ROM, seated soleus emphasis, padded restraint, 581 lb commercial frame.\n\nTags (comma separated):\nFractal Series calf extension, seated calf extension, selectorized calf machine, BUILT Strength, calf extension machine, soleus machine, gastrocnemius machine, 280lb calf machine, commercial calf machine, new gym equipment, angled footplate calf, lower leg machine\n\n============================================================ --\u003e","brand":"BUILT Strength","offers":[{"title":"Default Title","offer_id":47730528551152,"sku":"GW020","price":2895.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0510\/0981\/4682\/files\/MADE_TO_ORDER_25.png?v=1758304825","url":"https:\/\/www.buildagym.com\/es\/products\/build-fractal-series-calf-extension-new","provider":"Build A Gym","version":"1.0","type":"link"}