4pcs 12mm/0.47inch Sbr12uu Aluminum Open Linear Router Motion Bearing

Widely used in home appliances, industrial.Low noise and high speed electric motors, construction machinery,automotive components, pumps, and machinery.Smooth moving, low friction, high rigidity and long life.Economical, easy to maintain replace.Productname: Open Linear Motion Bearing Slide UnitModel: SBR12UUInner diameter: 12mm/0.47 inchLength: 39mm/1.54 inchWidth: 41mm/1.61 inchHeigth: 28mm/1.1 inchColor: silverMaterial: Aluminum base alloy + bearing steelPackage Contents:8 x SBR12UU Bearing BlockOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.