Features: This gym pulley block is consist of quality iron component, wear resistant, and not easy to deform. This fixed pulley wheel is easily installed on the fitness equipment rack. It Is Easy to install and the pulley runs smoothly. This rack mounted swivels pulley features a rotatable design that allows you to adjust according to different fitness methods, making it a great accessory for your workout routine. The square tube hole diameter of this fitness pulley is 26 mm . Its compacts structure and light weight save space. These strength training attachments are nice for cable machines, homes workouts, strength training, and other scenarios. Specifications: Component: Iron Size:5×20cm/1.97×7.87in Package Includes: 1pc Durability Gym Pulley Block note: Please allow 1-2cm error due to manual measurement. Please make surer you not mind before your bid. Due to the differences between different monitors, the picture may not reflect the actual color to the item. Thanks!