Ceramic And Stainless Steel Ball Bearing 12x24x6mm ABEC5 Sealed With Dual Rubber Seals PreLubricated Grease For Dust And Contaminant Protection Low Friction High Precision For RC Models Machinery And Industrial Applications

Single 61901-2RS ceramic hybrid bearing, 12x24x6mm ABEC-5
✔️ 12x24x6 mm, dual sealed, ABEC-5, single unit, stainless / ceramic

This is a hybrid ceramic bearing (61901-2RS) sized 12x24x6 mm that combines stainless steel races with ceramic balls to lower friction and extend service life. It's widely used in precision equipment, hobby CNC, 3D printers, and robotics where reliable, smooth rotation is key.

✅ Inner diameter 12 mm, outer diameter 24 mm, width 6 mm
✅ Dual rubber seals protect against dust and contaminants
✅ Pre-lubricated with grease for immediate operation
✅ ABEC-5 precision grade for low friction and high-speed performance
✅ Ceramic Si3N4 balls with stainless steel races for longevity
✅ Pack: 1 bearing (single unit)

💡 What is a ceramic or hybrid ball bearing used for in precision machinery?
- Handy in hobby CNC, 3D printers, and compact robotics requiring smooth rotation
- Ceramic balls reduce friction and wear compared to all-metal variants
- Sealed designs protect against dust and contaminants for longer life
- Pre-lubricated for quick installation and maintenance