High Performance Cable Disc Maximum Working Load: 160 kg. It is suitable for cables and wires with a maximum diameter of 8 mm. This pulley uses self-locking screws to lock the rotating shaft, the nut is not easy to loosen or break, and the installation is easy. 360 rotation: The traction pulley can be rotated 360 is more flexible to use and equipped with a rotating top ring which is safer and more convenient than traditional pulleys and can be used to a greater extent. Silent pull system The silent pull is very smooth and the pulley rotates more flexibly. If it works normally, you can barely hear the sound, so you don't have to worry about complaints from neighbors at midnight. Sturdy and DurableThe wheel of this pulley is made of reinforced nylon which is smooth, durable and stable. It can be easily used indoors or outdoors. Wide ApplicationThe pulley is widely used for pulley systems for home gym, DIY projects, lifting blocks, bearings, clotheslines, ladder lifts, face lifts. store, wire ropes, etc.