{"product_id":"built-strength-fractal-series-calf-extension-new","title":"BUILT Strength Fractal Series Calf Extension (New)","description":"\u003ch1\u003eBUILT Strength Fractal Series Calf Extension (New)\u003c\/h1\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eDescription\u003c\/h2\u003e\n\u003cp\u003e\n  The BUILT Strength Fractal Series Calf Extension is a commercial-grade seated calf machine engineered to deliver complete lower-leg development for serious gym environments and dedicated home facilities alike. By using an angled footplate and a seated, knees-bent position, it targets both the gastrocnemius and soleus through a full dorsiflexion-to-plantarflexion range of motion - delivering the deep stretch at the bottom and maximum contraction at the top that calf training demands.\n\u003c\/p\u003e\n\u003cp\u003e\n  Unlike standing calf raise machines that primarily hit the gastrocnemius, the seated design shifts emphasis to the soleus - the most undertrained calf muscle - making it a more complete lower-leg solution. Built on an 11-gauge steel frame weighing 581 lb, with a 280 lb pin-select selectorized stack, this machine handles everything from light activation work to progressive heavy loading without compromise.\n\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAngled Footplate:\u003c\/strong\u003e Positions the ball of the foot correctly for a full arc from deep dorsiflexion stretch to maximum plantarflexion contraction - recruiting both gastrocnemius and soleus fibers through complete range of motion.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSeated Soleus Isolation:\u003c\/strong\u003e The knees-bent seated position de-emphasizes the gastrocnemius and increases soleus recruitment - targeting the most undertrained calf muscle that standing raise machines largely miss.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e280 lb Selectorized Weight Stack:\u003c\/strong\u003e Pin-select stack provides a wide loading range from light warm-up and activation work through serious progressive lower-leg strength training, with no stack ceiling limiting progress.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePadded Seat \u0026amp; Leg Restraint:\u003c\/strong\u003e Keeps the user correctly aligned and prevents leg shift under heavy loads, maintaining consistent footplate contact and loading angle throughout every rep.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e11-Gauge (3mm) Steel Frame:\u003c\/strong\u003e Commercial-grade construction built for daily heavy use in facility or home gym settings - engineered for long-term durability under serious loading.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e581 lb Commercial Frame:\u003c\/strong\u003e Substantial machine weight provides a stable, rock-solid base that won't shift or flex under load.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompact 40\" x 69\" Footprint:\u003c\/strong\u003e Efficient floor plan for a commercial-grade calf machine - fits into dedicated gym rooms without consuming excessive space.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePrimary Muscles - Soleus \u0026amp; Gastrocnemius:\u003c\/strong\u003e Seated plantar flexion movement directly targets both major calf muscles, with secondary activation of the Tibialis Anterior and Peroneals.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eShips Crated with Assembly Manual:\u003c\/strong\u003e Arrives in a factory crate with full documentation; driveway delivery or inside delivery and assembly options available.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e1-Year Parts \u0026amp; Labor Warranty + Lifetime Frame:\u003c\/strong\u003e Backed by full manufacturer coverage from the date of delivery, with extended protection plans available.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\n\n\u003ch2\u003eShipping\u003c\/h2\u003e\n\u003cp\u003ePlease email us at service@omahasportsandgames.com for a delivery ETA or to confirm shipping details.\u003c\/p\u003e\n\u003chr\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eWhat's Included\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eBUILT Strength Fractal Series Calf Extension machine\u003c\/li\u003e\n  \u003cli\u003eAssembly manual\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eWhy You'll Love It\u003c\/h2\u003e\n\u003cp\u003e\n  The BUILT Strength Fractal Series Calf Extension is the kind of machine that fills a genuine gap in most gym setups - serious, targeted calf training that standing raise machines simply can't replicate. Its seated design and angled footplate deliver the full range of motion and soleus emphasis that coaches and serious athletes know makes the real difference in lower-leg development. The 280 lb selectorized stack means it grows with every user, from beginners building a base to advanced athletes chasing progressive overload.\n\u003c\/p\u003e\n\u003cp\u003e\n  Built on an 11-gauge commercial steel frame, this machine is engineered for years of dependable daily use in gyms, training facilities, and high-end home setups. BUILT Strength equipment has earned a strong reputation among gym owners and facility managers for quality construction, smooth operation, and long-term reliability. Backed by a 1-year parts and labor warranty with a lifetime frame guarantee, this is a confident, long-term investment in your facility's lower-body training lineup.\n\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eProduct Specifications\u003c\/h2\u003e\n\u003cdiv class=\"custom-product-faq\"\u003e\n\u003cdetails\u003e\n\u003csummary\u003e\u003cstrong\u003eView Product Specs\u003c\/strong\u003e\u003c\/summary\u003e\n\u003ctable border=\"1\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eDimensions (L x W x H)\u003c\/th\u003e\n\u003ctd\u003e40\" x 69\" x 58\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMachine Weight\u003c\/th\u003e\n\u003ctd\u003e581 lb\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWeight Stack\u003c\/th\u003e\n\u003ctd\u003e280 lb\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eStack Type\u003c\/th\u003e\n\u003ctd\u003ePin-select selectorized\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFrame Material\u003c\/th\u003e\n\u003ctd\u003e11-Gauge (3mm) Steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDesign\u003c\/th\u003e\n\u003ctd\u003eSeated, Angled Footplate, Full ROM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSeries\u003c\/th\u003e\n\u003ctd\u003eFractal Series - BUILT Strength\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCondition\u003c\/th\u003e\n\u003ctd\u003eNew\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePrimary Muscles\u003c\/th\u003e\n\u003ctd\u003eSoleus, Gastrocnemius\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSecondary Muscles\u003c\/th\u003e\n\u003ctd\u003eTibialis Anterior, Peroneals\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWarranty\u003c\/th\u003e\n\u003ctd\u003e1 Year Parts \u0026amp; Labor + Lifetime Frame\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eAssembly Required\u003c\/th\u003e\n\u003ctd\u003eYes - ships crated with assembly manual\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eShipping Method\u003c\/th\u003e\n\u003ctd\u003eFreight - driveway delivery (liftgate) or inside delivery \u0026amp; assembly available\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/details\u003e\n\u003c\/div\u003e\u003ch2\u003eFAQ\u003c\/h2\u003e\n\u003cdiv class=\"custom-product-faq\"\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhat is the difference between a seated calf extension and a standing calf raise machine?\u003c\/summary\u003e\n\u003cp class=\"faq-content\"\u003eThe key difference is muscle emphasis. On a standing calf raise machine, the gastrocnemius does the majority of the work. On a seated calf extension like this one, the knees are bent, which reduces gastrocnemius involvement and shifts the emphasis to the soleus - the deeper calf muscle that is most often undertrained. For complete lower-leg development, a seated calf machine is considered the more thorough option.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eIs the 280 lb stack enough for advanced athletes?\u003c\/summary\u003e\n\u003cp class=\"faq-content\"\u003eFor the vast majority of users, yes. The calf muscles respond well to higher reps and controlled range of motion, and a 280 lb pin-select stack provides a wide enough range to accommodate beginners through advanced strength athletes. The full dorsiflexion-to-plantarflexion range of motion on this machine also means that loading quality matters as much as absolute stack weight for calf development.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eDoes this machine require floor mounting or anchoring?\u003c\/summary\u003e\n\u003cp class=\"faq-content\"\u003eFloor mounting is not required. The machine's 581 lb frame provides a stable, solid base on its own. However, placing it on a level surface and leaving adequate clearance around the machine is recommended for safe use. If you are installing it in a commercial facility with rubber flooring, no additional anchoring is typically needed.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhat delivery options are available for this machine?\u003c\/summary\u003e\n\u003cp class=\"faq-content\"\u003eThis machine ships freight on a crate. You can choose standard driveway delivery, where a freight carrier uses a liftgate to lower the crated machine to your curb or driveway - moving it inside is your responsibility. Inside delivery and assembly is also available, where a delivery team brings the machine into your room, assembles it, tests it, and removes all packaging. Delivery option pricing is confirmed at checkout.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhat does the warranty cover?\u003c\/summary\u003e\n\u003cp class=\"faq-content\"\u003eNew equipment comes with 1 year of parts and labor coverage, plus a lifetime frame warranty, starting from the date of delivery. Extended coverage plans (up to 3 years total) are available at checkout. Warranty service is available nationwide, covering every ZIP code. Any item that arrives damaged or fails under warranty is handled with no restocking fee.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eCan this machine be used in a commercial gym setting?\u003c\/summary\u003e\n\u003cp class=\"faq-content\"\u003eYes - the Fractal Series Calf Extension is built to commercial-grade standards, with an 11-gauge steel frame and a 581 lb machine weight that handles the demands of daily multi-user facility use. It is equally well-suited to serious home gym setups where long-term durability and professional-level performance are priorities.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003c\/div\u003e","brand":"CTX Home Gyms","offers":[{"title":"Default Title","offer_id":56086415704369,"sku":"GW020","price":2895.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1724\/7681\/files\/MADE_TO_ORDER_25.png?v=1788359531","url":"https:\/\/omahasportsandgames.com\/products\/built-strength-fractal-series-calf-extension-new","provider":"Omaha Sports \u0026 Games","version":"1.0","type":"link"}