360 Pack LM20UU Linear Motion Bearing Ball Bushing For 20mm Shafts, 20mm Bore, 32mm Outer Diameter, 42mm Length, High Precision Linear Bearings Set For CNC Machines, 3D Printers, And Automation Components

LM20UU 20mm Linear Ball Bearing Pack of 360 units
✔️ 360-pack LM20UU, 20mm ID; 32mm OD; 42mm length, ready to install

These LM20UU linear ball bushings ride on 20mm shafts to deliver smooth, precise linear motion in CNC machines, 3D printers, and automation setups. They’re a staple for compact, reliable guiding in hobbyist and light industrial builds.

✅ Pack size: 360 pieces
✅ Inner diameter: 20 mm
✅ Outer diameter: 32 mm
✅ Length: 42 mm
✅ Fits 20 mm shafts; sealed ball bearing style for low maintenance
✅ Ideal for CNC, 3D printers, and small automation projects

💡 What is a pillow block bearing used for in linear motion systems? This handy overview helps builders understand how these bushings support shafts and guide motion. - Supports shafts in compact linear guides and DIY CNC projects - Helps maintain alignment for smooth, repeatable motion on 20 mm shafts - Pairs with LM20UU bushings for easy upgrades in small machines - Ideal for budget-conscious designs needing steady, low-friction guidance