This linear guide rail block is engineered to provide exceptional performance in guiding and supporting linear motion. Its round shaft design ensures minimal friction and smooth operation, which is essential for high-precision tasks. The SBR20UU slide block is for applications requiring accurate positioning and repeatable motion. Features -Color:Multi -Material:Bearing steel -Size:5.00X4.00X3.70cm/1.97X1.57X1.45in -Precision engineering: the sbr20uu open linear bearing slide block features precision engineering for smooth and accurate linear motion, ensuring optimal performance - : constructed from durable materials, this linear rail block bearing is designed to resist wear and corrosion, providing a solution for your machinery -Userfriendly installation: the simple design of this linear motion ball bearing slide block allows for quick and easy installation and adjustment -Robust load handling: capable of handling high loads, this linear slider bearing block is built to support pressure and weight, making it suitable for heavy duty tasks -Versatile use: this linear guide rail block is ideal for various applications, including automated systems, cnc machinery, and cutting equipment, offering great versatility Package list: 4 x Bearing Block