The open linear bearing slide block SBR20UU is designed for smooth and precise linear motion. It features a robust construction that ensures durability and reliability in various applications. The open design allows for easy installation and maintenance, making it ideal for use in automated machinery, CNC equipment, and other industrial settings. Features -Color:Multi -Material:Bearing steel -Size:5.00X4.00X3.70cm/1.97X1.57X1.45in -High precision: the open linear bearing slide block sbr20uu ensures and accurate position with its linear guide rail and round shaft slider -Durability: made from reliable materials, this linear rail block with linear rail, make the linear motion movement precise, silent, sturdy and smooth, is a great replacement -Easy installation: designed for simplicity, this linear motion ball bearing slide block is easy to install and adjust, making it suitable for various mechanical equipment -High load capacity: with a high load bearing capacity, this linear slider bearing can withstand significant pressure and weight, making it ideal for demanding applications -Wide application: for a range of automated equipment, cnc machines, and cutting machines, this linear guide rail block is versatile and adaptable Package list: 4 x Bearing Block