12x18x4mm Sealed Ball Bearing Double Sealed Deep Groove Chrome Steel 52100 Precision Bearing With Two Rubber Seals Pre Lubricated For Smooth Operation In Automotive Machinery And Industrial Applications

Top-rated single bearing 6701-2RS sealed ball 12x18x4
✔️ 12x18x4mm, 2RS sealed, chrome steel 52100, grease filled

The 6701-2RS is a sealed ball bearing designed for precise rotation. This compact unit fits in small machinery, hobby kits, robotics, conveyor guides, and linear slide units where smooth, low-friction movement is needed. It comes pre-lubricated with grease for immediate use.

✅ Inner diameter: 12 mm
✅ Outer diameter: 18 mm
✅ Width: 4 mm
✅ Type: deep groove ball bearing
✅ Seals: double rubber seals (2RS)
✅ Material: chrome steel 52100
✅ Lubrication: pre-lubricated with grease
✅ Pack: 1 bearing

💡 What is a sealed ball bearing used for in small precision drives and hobby robotics?

This handy component helps reduce friction and extend life.

- Sealed ball bearings support radial loads in compact drives - Handy for robotics, conveyors, and mini machines - Durable chrome steel construction for long service