Designed for optimal performance, the SBR20UU linear rail block bearing provides smooth and stable linear motion. Its sturdy construction and materials make it a reliable choice for demanding applications. The open sliding block design facilitates easy installation and maintenance, ensuring consistent performance over time. Features -Color:Multi -Material:Bearing steel -Size:5.00X4.00X3.70cm/1.97X1.57X1.45in -Precision performance: the sbr20uu open linear bearing slide block ensures precise and smooth linear motion, enhancing the accuracy of your machinery -Exceptional durability: made from materials, this linear rail block bearing ensuring longterm reliability -Simple installation: the design of this linear motion ball bearing slide block allows for quick and easy installation and adjustment -High load endurance: with its high load bearing capacity, this linear slider bearing block can handle pressure and weight, for heavy duty applications -Wide range of applications: this linear guide rail block is suitable for various uses, including automated equipment, cnc machines, and cutting systems, offering great flexibility Package list: 4 x Bearing Block