4Pcs U Groove Track Guide Bearing, 4x12x4x2mm Chrome Steel U Groove Roller
Specifications
| Brand | uxcell |
Product Details Color: SilverMaterial: Chrome SteelBore: 4mm / 0.16 InchOuter Diameter: 12mm / 0.47 InchWidth: 4mm / 0.16 InchGroove Width: 2mm / 0.08 InchGroove Depth: 0.5mm / 0.02 InchPackage: 4Pcs x U-Groove Ball BearingsMaterialMade of chrome steel with superior hardness and wear resistance, providing excellent working life and load-bearing capacity under continuous rolling contact. The chrome steel composition resists corrosion and maintains dimensional stability across demanding operating conditions.FeaturesEquipped with double-sided metal shields that retain internal grease and block dust particles from entering, reducing maintenance needs and extending service life. The U-groove profile provides precise linear motion guidance along rail tracks, ensuring smooth and quiet rolling performance.