{"product_id":"pin-select-leg-extension-curl","title":"Pin Select Leg Extension\/Curl","description":"\u003cdiv class=\"\" data-turn-id-container=\"request-WEB:5f5657b4-0d02-42ea-ab67-832a54d6e1fa-1\" data-is-intersecting=\"true\"\u003e\n\u003csection class=\"text-token-text-primary w-full focus:outline-none [--shadow-height:45px] has-data-writing-block:pointer-events-none has-data-writing-block:-mt-(--shadow-height) has-data-writing-block:pt-(--shadow-height) [\u0026amp;:has([data-writing-block])\u0026gt;*]:pointer-events-auto R6Vx5W_threadScrollVars scroll-mb-[calc(var(--scroll-root-safe-area-inset-bottom,0px)+var(--thread-response-height))] scroll-mt-[calc(var(--header-height)+min(200px,max(70px,20svh)))]\" dir=\"auto\" data-turn-id=\"request-WEB:5f5657b4-0d02-42ea-ab67-832a54d6e1fa-1\" data-testid=\"conversation-turn-4\" data-scroll-anchor=\"false\" data-turn=\"assistant\"\u003e\n\u003cdiv class=\"text-base my-auto mx-auto pb-10 [--thread-content-margin:var(--thread-content-margin-xs,calc(var(--spacing)*4))] @w-sm\/main:[--thread-content-margin:var(--thread-content-margin-sm,calc(var(--spacing)*6))] @w-lg\/main:[--thread-content-margin:var(--thread-content-margin-lg,calc(var(--spacing)*16))] px-(--thread-content-margin)\"\u003e\n\u003cdiv class=\"[--thread-content-max-width:40rem] @w-lg\/main:[--thread-content-max-width:48rem] mx-auto max-w-(--thread-content-max-width) flex-1 group\/turn-messages focus-visible:outline-hidden relative flex w-full min-w-0 flex-col agent-turn\"\u003e\n\u003cdiv class=\"flex max-w-full flex-col gap-4 grow\"\u003e\n\u003cdiv data-message-author-role=\"assistant\" data-message-id=\"46c537df-8359-43c3-916a-9bf1a988cb91\" dir=\"auto\" data-message-model-slug=\"gpt-5-3\" class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal outline-none keyboard-focused:focus-ring [.text-message+\u0026amp;]:mt-1\" data-turn-start-message=\"true\" tabindex=\"0\"\u003e\n\u003cdiv class=\"flex w-full flex-col gap-1 empty:hidden\"\u003e\n\u003cdiv class=\"markdown prose dark:prose-invert w-full wrap-break-word light markdown-new-styling\"\u003e\n\u003cp data-start=\"113\" data-end=\"423\"\u003eOur Pin Select Leg Extension\/ Leg Curl is designed to deliver smooth, controlled lower body training in a compact, dual-function unit. Ideal for home gyms, sports clubs and hotel fitness spaces, it combines versatility, comfort and durability without the scale of full commercial equipment.\u003c\/p\u003e\n\u003cp data-start=\"425\" data-end=\"686\"\u003eThe 133.5 kg weight stack features 12 plates in 9 kg increments, along with a 7.5 kg top plate for more precise load adjustments. The pin-select system allows for quick, effortless weight changes, making it suitable for a wide range of users and training goals.\u003c\/p\u003e\n\u003cp data-start=\"688\" data-end=\"1038\"\u003eEngineered for both leg extension and leg curl exercises, this machine maximises space efficiency while maintaining correct biomechanics for effective quad and hamstring training. It includes two adjustment pins to customise the seat angle and an additional pin to adjust the lever arm, ensuring proper alignment and comfort throughout each movement.\u003c\/p\u003e\n\u003cp data-start=\"1040\" data-end=\"1235\"\u003eSupport handles are integrated to assist with safe entry and exit, while plastic-gripped feet provide added stability and help prevent movement during use, protecting both the user and the floor.\u003c\/p\u003e\n\u003cp data-start=\"1237\" data-end=\"1423\" data-is-last-node=\"\" data-is-only-node=\"\"\u003eBuilt for high-quality private and semi-private environments, this machine offers reliable performance, refined adjustability and a streamlined design for consistent lower body training.\u003c\/p\u003e\n\u003cp data-start=\"1237\" data-end=\"1423\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0728\/8355\/files\/16-1204_-_BLK_BOX_Leg_Extension_Prone_Leg_Curl_Install_Guide.pdf?v=1778067835\" target=\"_blank\" title=\"install guide\" rel=\"noopener\"\u003eInstall Guide\u003c\/a\u003e \u0026amp; \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0728\/8355\/files\/16-1528_BLK_BOX_Selectorised_Leg_Extension_-_Curl_Manual-compressed.pdf?v=1778068176\" target=\"_blank\" title=\"Manual\" rel=\"noopener\"\u003eManual\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c\/div\u003e","brand":"BLK BOX","offers":[{"title":"Default Title","offer_id":57073393140087,"sku":"16-1528","price":5041.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0728\/8355\/files\/output_7d47c4eb-9050-4db3-9cc5-6d75436a8188.webp?v=1780928171","url":"https:\/\/www.blkboxfitness.com\/en-us\/products\/pin-select-leg-extension-curl","provider":"BLK BOX","version":"1.0","type":"link"}