4 Pack SCS6UU 6mm Bore Linear Ball Bearing Slide Blocks Aluminum For CNC Machines And 3D Printers With Double Rubber Seals For Dustproof Protection And Ultra Smooth Glide For Precise Motion Control By MELIFE

4-Pack SCS6UU 6mm Bore Linear Bearings for CNC & Printers
✔️ 4 pcs SCS6UU 6mm bore, 25mm long, M4 holes, double seals

These 4-pack SCS6UU linear ball bearings fit 6 mm shafts and are built for precise, low-friction motion in CNC machines and 3D printers. The aluminum slide blocks with dual seals provide dust protection and long service life.

✅ Inner diameter: 6 mm / 0.24"
✅ Length: 25 mm / 0.98"
✅ Mounting hole: M4 (4 mm)
✅ Material: GCr15 high-carbon bearing steel, hardened
✅ Seals: double rubber seals for dust protection and lubricant retention
✅ Load ratings: static 392 N, dynamic 274 N
✅ Pre-lubricated for immediate use

💡 What is a sealed linear bearing used for in precision motion systems?

This handy component helps guide smooth, accurate movement in CNC machines, 3D printers, and automation rigs.

• Low friction and precise runout improve part accuracy
• Dust protection and lubricant retention extend service life
• Compact 6 mm bore suits tight spaces with standard mounting
• Works with aluminum blocks for quick mounting and alignment