LM20UU is a high-precision 20mm linear bearing for smooth, low-friction motion in CNC machines, 3D printers, robotics, laser engravers, and DIY motion systems. Made from chrome steel with a polymer cage, it uses multiple recirculating ball circuits, is pre-lubricated, and fits standard 20mm shafts for reliable, long-lasting linear guidance.
- 20mm ID: Fits standard 20mm linear shafts
- Recirculating ball circuits: Smooth, precise linear movement
- Chrome steel + polymer cage: Durable, wear-resistant construction
- High load capability: Stable motion under heavier loads
- Pre-lubricated: Reduced friction and longer service life
- Easy integration: Standard sizing for common housings/linear blocks
- Wide compatibility: CNC, 3D printers, robotics, automation, DIY builds