Polymer SBR20UU Linear Motion Slide Unit
20mm Shaft – Low Noise Ball Bearing in Aluminum Truck

The SBR20UU polymer slide unit is a 20mm linear motion bearing housed in an aluminum block for easy mounting. Designed for quiet operation and smooth motion, this self-lubricating unit features a solid polymer liner that resists wear and eliminates the need for oil, making it ideal for 3D printers, CNC machines, and automation equipment.

Inner contact diameter: 20mm
Solid polymer liner reduces noise and friction
Housed in a durable aluminum slide unit
Self-lubricating – no oil required
Dust-proof and maintenance-free
Lightweight with high wear resistance
Quantity: 1 slide unit bearing

What are the benefits of polymer linear slide units?
Polymer-based linear bearings offer quiet, smooth motion without the need for lubrication – ideal for clean environments, lightweight assemblies, and systems