Description: Model: SBR20LUU Material: Ball bearing steel Length: Approx. 95 x 44 x 37mm/3.7 x 1.7 x 1.5inch Inner diameter: 20mm/0.78inch Linear bearing is widely applied to electronic equipment, food machinery, packaging machinery, printing machinery, textile machinery, machinery, equipment, robots, tools, machinery, machine tools, automotive and digital three-dimensional coordinate measuring equipment and other precision equipment or special machinery industry. Package Includes: 1 Piece Linear Ball Bearing