Wide Application: 90mm Pulley wheel can be used to replace broken or old one in fitness gym equipment, practical and convenient. Also suitable for garage door pulley system, cable machine, pulley system, etc. Great Load-bearing Capacity: Build-in bearing for gym pulley wheel has a heavy load capacity and the load bearing up to 200kg, sturdy and safe. Premium Material: Black fitness pulley wheel is made of high-quality plastic, lightweight and tough, wear-resistant and impact-resistant, low friction and low noise. Build-in bearing is made of high-quality carbon steel, strong and durable. Universal Size: The outer diameter of gym cable pulley wheel is 90mm, the inner diameter of hole is 10.5mm. Groove depth is 10mm and groove width is 8mm. Universal size is suitable for most gym equipment. What You Get: Comes with 4 pieces bearing pulley wheel for gym, enough for your different demands. Feature: 90mm Wheel pulley gym can be used for DIY home gym equipment, cable machine attachment, fitness accessories, garage door pulley system, etc. Perfect for indoor and outdoor use. Fitness pulley wheel is made of high strength pp and high-quality bearing, lightweight and flexible, sturdy and durable. The maximum load bearing capacity of fitness wheel pulley is 200kg, you can use it with confidence. Specification: Material: bearing steel+pp Size: Outer Diameter: 97mm Inner Hole Diameter: 10.5mm Groove Depth: 10mm Groove Width: 8mm Thickness of Bearing: 24mm Color: black Single Weight: 118g Package Includes: 4*fitness pulley wheel