2Pcs SCS30UU Aluminum Linear Motion Ball Bearing Box Bushing 72mm Long Linear Roller Bearing Slide Block for CNC and 3D Printer Projects, Low Noise, Smooth Movement, High Rigidity, Long Service Life

Two-Piece SCS30UU Aluminum Linear Bearing Blocks, 72mm
✔️ 2x SCS30UU aluminum slider, 30mm bore, 72mm long, ready

These aluminum linear motion bearing blocks are designed to ride on standard 30 mm bore rails, delivering low noise, high rigidity, and smooth movement for CNC machines and 3D printer axes. This 2-pack is ready for quick builds and upgrades.

✅ Bore: 30 mm (1.18 in) ID; Length: 72 mm (2.83 in)
✅ Material: aluminum alloy for strength and light weight
✅ Features: low noise, smooth operation, long service life
✅ Pack size: 2 pieces per order; compatible with 30 mm rails
✅ Applications: CNC, 3D printers, linear slides, modules

💡 What is an aluminum linear bearing block used for in CNC and 3D printer setups? This handy component helps you achieve smooth, precise motion on straight axes.

- Used to mount to 30 mm rail systems for precise linear motion - Reduces friction and wear, boosting life at high speeds - Easy to install and replace on standard modules