The stainless steel track roller is built to last, offering durability and resistance to wear and tear. Its multi-functional designed means it can be used in wide range of settings, from fitness equipment to industrial application. Whether you pulley for a squat rack or a rolling gate, this product delivers consistent performance. Features -Color:Silver -Material:Stainless steel -Size:6.70X6.10X2.80cm/2.63X2.40X1.10in -Durable materials: constructed from stainless steel, providing resistance to corrosion and wear for extended use - load capacity: triangular track designed enhances stability, making it suitable for handling heavy loads with confidence -Smooth lifting mechanism: steel wire rope rollers and nylon rope work together to deliver smooth and efficient lifting operations -Userfriendly installation: screwfixed pulley designed ensures straightforward installation and easy adjustments for optimal performance -Versatile functionality: ideal for various lifting application, including sliding doors, industrial machinery, and garage doors Package list: 1pcs+4pcs screws lifting wheel