Descriptions:Thisslide unit has a closed type aluminum housing, a housing with the flat mounting face and four tapped bolt holes. Widely used in printing machinery,electronic equipment, food machinery, packaging machinery, medical machinery,textile machinery, machinery, equipment, robots, automotive and digital three-dimensional coordinate measuring equipment.Features:This slide unit has a closed type Aluminum housing, a housing with the flat mounting face and four tapped bolt holes.Theball bearing slide block is great for you to replace the damaged one inyour devices to improve them efficiency and save energy.Linearbearing slide bushing is widely used in printing machinery,electronic equipment, food machinery, packaging machinery, medical machinery,textile machinery, machinery, equipment, robots,automotive anddigital three-dimensional coordinate measuring equipment.Industrial standard slide block, features high accuracy, high stability.Smooth moving, low friction, high rigidity and long life. Economical, easy to maintain replace.Specifications:Material : aluminum, plastic stent, steel ballModel: SCS12LUUInner Diameter: 12mm/0.4inchOutside diameter: 2.1cm/0.8incgScrew Hole Dia(Each): M5x12mmOverall Size: 7x4.2x3cm/2.7 x 1.8 x 1.6 inchWeight: 358gPackage Included:2 x Linear Motion Ball Bearing Slide Unit