Built for focused, knee-safe quad isolation the gym gear pro series leg extension combines an angled back pad and precision pivot alignment to target all four quadriceps heads while protecting the knee joint. Training performance sixteen adjustable starting positions accommodate users from 5'2 to 6'6 for precise knee and hip alignment angled back pad reduces hamstring interference, promoting focused quadriceps engagement throughout each rep precision pivot point alignment mirrors natural knee joint mechanics, safeguarding the joint while maximising quad isolation targets all four quadriceps heads vastus lateralis, vastus medialis, vastus intermedius, and rectus femoris smooth cam-based resistance delivers consistent tension throughout the full range of motion build & comfort robust 101.5Kg steel frame ensures unwavering stability at peak resistance levels 201.9Kg total machine weight enhances steadiness during controlled extension movements durable powder-coat finish resists wear through years of rigorous training contoured ankle roller pad distributes resistance evenly, with fully customisable back support pin-select weight system with tool-free adjustment points for back pad and starting position specs total weight: 201.9Kg frame weight: 101.5Kg weight stack: 91kg dimensions: 115cm l x 105cm w x 153cm h a safe, functional working space for this product requires a total minimum footprint of roughly 1.5M x 2m 5ft x 6.5Ft . This area accommodates the equipment's base footp...