1. Linear bearing ball cage, hardened coat of both ends ring.2. Made of bearing steel, safe and reliable.3. Ball in the cage loop to run a smooth ball guide surface to ensure stability even if high-speed.
Specifications:Model: LM8LUUMaterial: SteelInner Diameter: 8mmOuter Diameter: 15mmTotal Length: 45mmPackage Included:
2x LM8LUU Long Type Linear Bearing