Heavy Duty 2 Pack SCS12LUU Linear Motion Ball Bearing Slide Bushings, 70mm Long Aluminum Blocks For 12mm Round Shaft Rod, Ideal For 3D Printer And CNC Machine Projects, Silver Tone

Heavy-Duty 2-Pack SCS12LUU Linear Bearing Slide Bushings for Rails
✔️ 70mm long aluminum blocks, 12mm shaft fit, 2 pcs, screws

These linear motion ball bearing slide bushings are aluminum blocks designed to ride on 12mm round shafts, delivering smooth, low-friction movement for CNC machines and 3D printers. They provide stable support and precise positioning along a rail system, making DIY projects easier and more accurate.

✅ 70x42x28 mm total size (2.8x1.7x1.1 in) aluminum blocks
✅ Fits 12 mm round shaft rod
✅ Mount hole dia 4 mm (0.16 in)
✅ Includes 2 bearing slide bushings and 8 screws
✅ Corrosion-resistant aluminum for smooth operation

💡 What is a pillow block bearing used for in motion systems? Pillow block bearings are handy supports that keep shafts aligned and allow smooth, controlled rotation and sliding in a compact form.

• Handy for guiding shafts in 3D printers, CNC machines, and DIY rigs
• Provides stable support with low friction for accurate positioning
• Simple mounting with 4 mm screw holes and standard rails
• Regular inspection helps maintain peak performance