{"product_id":"altitude-cable-rack-attachment-weight-stack-upgrade","title":"Altitude™ Weight Stack Upgrade","description":"\u003cp\u003eThe Altitude™ Weight Stack Upgrade is an expansion option for the Altitude™ Functional Trainer, designed to deliver higher resistance and heavier training loads. Built for athletes who demand more than the standard setup, this upgrade maximizes the performance and potential of the Altitude™ Cable System.\u003c\/p\u003e\n\u003cp\u003eThe Altitude™ Functional Trainer comes standard with two 77 kg weight stacks for a combined total of 154 kg. This upgrade adds an additional 45 kg to each stack, increasing the total to 122 kg per side, or approximately 245 kg overall.\u003c\/p\u003e\n\u003cp\u003eWith a 2:1 pulley ratio, the system delivers an effective resistance of 61 kg per side — or 122 kg when both stacks are used together — while providing a longer cable stroke and smoother, more controlled movement. This makes it ideal for functional training, power development, and speed-focused workouts.\u003c\/p\u003e\n\u003cp\u003eThe weight plates are manufactured from durable hot-rolled steel with a tight ±3% weight tolerance, ensuring consistent resistance and long-term durability on every lift.\u003c\/p\u003e\n\u003ch3\u003eProduct specifications\u003c\/h3\u003e\n\u003ctable class=\"spec\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e200 lbs = approx. 90 kg (100 lbs per side = approx. 45 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"REP Fitness","offers":[{"title":"Default Title","offer_id":47470346961124,"sku":"PRA-FT-2000-UPGRADE","price":49900.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0648\/0376\/6500\/files\/PRA-FT-2000-UPGRADE.jpg?v=1768456507","url":"https:\/\/uchinogym.live\/en\/products\/altitude-cable-rack-attachment-weight-stack-upgrade","provider":"ウチノジム","version":"1.0","type":"link"}