4 Pack SC20UU 20mm Aluminum Linear Motion Ball Bearing Slides Bushing For CNC Machines And DIY Projects, Smooth Precision Guide Rails With Durable Aluminum Body And 20mm Shaft, Built For Dope Smooth Motion

Aluminum SC20UU 20mm Linear Ball Bearing Slides 4 Pack
✔️ 4 x SC20UU, 20mm aluminum linear motion slides for CNC DIY projects

These aluminum SC20UU linear motion slides are compact 20 mm shaft-bearing guides designed for smooth, precise movement in CNC routers, 3D printers, laser cutters, and other DIY automation projects.

✅ Pack size: 4 slides per package
✅ Material: durable aluminum housing for light weight and rigidity
✅ Shaft diameter: 20 mm, compatible with standard 20 mm rails
✅ Dimensions: approx 50 × 54 × 41 mm (L × W × H)
✅ Model: SC20UU for high-load linear motion applications

💡 What is a linear motion bearing used for in DIY CNC setups? This handy component helps you achieve precise, smooth motion in compact machines. - Handy for guiding accurate slides in printers, routers, and milling rigs
- Helps manage axial and radial loads for long-run accuracy
- Works with 20 mm shafts and aluminum rails for quick upgrades