Item Type: Pulley Block <br>Material: Carbon steel <br>Weight: Approx. 1219g/43oz<br>1、Super Quiet: The pulley block is made of special materials and design, which can effectively reduce the noise generated when sliding and maintain a quiet indoor environment. <br>2、Smooth Sliding: The pulley wheel use smooth sliding rollers to ensure smooth and easy opening and closing of the door. You can easily open or close the barn door. <br>3、Strong Load Bearing Capacity: Pulley has good load bearing capacity and can withstand the weight of the door. Whether you are using heavy gym equipment or other heavy objects. <br>4、Durable Structure: Pulley heavy duty block is made from high strength carbon steel material, which has excellent durability. Not easy to damage or rust, can be used for a long time. <br>5、Convenient Installation: Pulley heavy duty block adopts simple installation operation, you can install it by yourself. It is also convenient for you to adjust and replace according to your needs.2 x <br> <br>Pulley&nbsp;Block<p>4 x Screw</p>