VEVOR Linear Rail Set, SBR20 2 PCS SBR20 4 PCS SBR20UU Slide Blocks, Linear

Complete Linear Rails Kit This set of linear rails includes 2 x 800mm long SBR20 rail rods and 4 x SBR20UU blocks. Slides to be used in cooperation with the rails, smooth sliding provided by the inner linear bearing. High Quality Steel Material The CNC linear rails are made of carbon steel, linear bearings made of quality steel with aluminum alloy housing. Chrome plated surface treatment anti rust, high hardness, more durable. Premium Linear Guide System Perfect combination of main axle bearing rail and aluminum alloy bracket, which nicely stabilizes the original rail. Industrial grade standard SBR block, with high precision linear bearing inside. EASY TO INSTALL Aluminum alloy support rail with pre-drilled holes for easy mounting. Stainless steel linear optical axis guide bearings. Easy to install, no maintenance required. Wide Application The linear guide rail is widely used in automation machines such as CNC routers, lathes, machine tools, bending machines, laser welding machines, etc. Also applicable for large scale transmission equipment, including industrial robot, crack machines.