The SBR20UU linear guide rail block is designed to deliver reliable and accurate linear motion. Its robust construction and bearings ensure smooth operation and performance. The open design makes it easy to install and maintain, making it a choice for industrial automation and other high-precision applications. Features -Color:Multi -Material:Bearing steel -Size:5.00X4.00X3.70cm/1.97X1.57X1.45in -Precision and accuracy: the sbr20uu open linear bearing slide block ensures precise and smooth linear motion, enhancing the accuracy of your mechanical systems - durability: made from materials, this linear rail block bearing is designed to providing longterm durability -Effortless installation: the straightforward design of this linear motion ball bearing slide block allows for easy installation and adjustment, making it userfriendly -High load capacity: this linear slider bearing block can handle pressure and weight, making it suitable for heavy duty applications -Wide application range: suitable for various equipment, including automated systems, cnc machines, this linear guide rail block offers great versatility Package list: 4 x Bearing Block