Features: * Material:Made of stainless steel, each V Type Single Wheel Pulley Block has 4 mounting holes and is suitable for wirerope of 3-12 mm. It can bear up to 441 lbs with a diameter of 1.89 inches. *Silent and Wear-resistant:Equipped with two silent and wear-resistant duplex bearings, the groove wheel pulley ensures smooth and stable , significantly reducing friction and noise. *Versatile Applications:The pulley block has a wide range of applications including wire rope traction, DIY home gym pulley , sliding gates, store lifts, dog gates, inverted tracks, lifting blocks, and other outdoor works. *Easy Installation:The pulley is easy to install. Mark the hole locations, drill 4 holes with an 8 mm drill bit in the wall, insert the yellow expansion pipes, and fix the pulley with self-tapping screws. *Package Content:You will receive 2 packs or 4 packs of pulley blocks with a diameter of 1.89 inches for you to choose . The package includes self-tapping screws for easy installation. Specifications: *Part Name:Groove Pulley Wheel * Material:Stainless Steel * Size:1.89 inch diameter * Color:Silver * Qty.: 2 packs or 4 packs Package Content: 2 * Pulley Wheels 4 * Screws Or 4 *Pulley Wheels 8 * Screws Note: 1. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. 2. Please allow slight manual measurement deviation for the data. _x000D_ _x000D_