360 Degree Rotation- The pulley with a rotatable ring on the top, attached to a part of the home gym system, can rotate 360 degrees freely. The cable pulley can prevent the rope/cable/wire rope from knotting, which is safer and more practical than traditional pulleys. Smooth rollers are widely used for traction of steel wire rope or other rope making tools. High-Quality MaterialThe weight pulley system is made of high-quality aluminum alloy material, with carbon steel ball bearings inside, which can reduce wheel friction, stable and quiet. The outer bracket is made of iron material, durable, wear-resistant, corrosion-resistant, strong structure, strong load-bearing, rust-proof, not easy to deform, safer and more practical than traditional plastic wheels. It can be used indoors or outdoors for a long time without any problem. Packing List and Specifications- 1pc 90mm Gym Silent Pulley, 1pc Carabiner, 1pc Sling. It is suitable for wires and wires up to 7 mm/0.27 inches in diameter, and can hold up to 440 lbs/200 kg, which can meet your daily use needs. MULTIPURPOSE- This fitness training pulley is suitable for most scenarios and equipment that use gravity and skating for weight lifting work. The perfect lat pulldown attachment. This fitness equipment can be widely used in DIY home gym projects, deadlifts, pulldowns, pull-up machines, exercise training for triceps, biceps, back muscles, etc.