Easy entry onto the Selectorized Line Prone Leg Curl allows users to align their knee joint with the pivot for proper exercise mechanics. The ankle roller pad adjusts for varying leg lengths and ensures smooth, optimal resistance.The Prone Leg Curl features an open design that allows for easy entry, ensuring the user aligns their knee joint with pivot for proper exerciser mechanics.The ankle roller pads adjust quickly and easily to match any user’s leg length.The angled pad helps ensure proper position, minimizing stress on the lower back. Assembly size:1516*1097*1500mm, gross weight:238kg, weight stack:100kg;. Steel tube: 50*100*3mm