[Easy to use]This bearing is a self-aligning pillow block bearing, you can adjust or replace the bearing easily [8mm Bore]The bearing has a wide inner ring with two set screws for attaching to the shaft [Pillow Block Bearing]Made of high quality zinc alloy with rhombic flanged base. Rust-proof, and longer life [Widely Applications]Pillow block bearing flange block bearing is widely used in various of machinery, converting systems, film processing machinery, machine, printing machine, Manufacturer: PokFhgur