Ceramic Sealed Bearing 6701-2RS 12x18x4mm With Ceramic Balls Dual Rubber Seals Chrome Steel Races High Durability For Fishing Reels And Precision Machinery Ideal Replacement Part Suitable For RC Models Drones And Other Precision Equipment Requiring Low

This compact bearing is a 12x18x4 mm component ideal for precise hobby gear like fishing reels, RC cars, and small automation setups. It combines ceramic balls with a chrome steel race for low friction, plus dual rubber seals to keep out dust and moisture, and it ships pre-lubricated for immediate use.

✅ Size: 12x18x4 mm (inner 12 mm, outer 18 mm, width 4 mm)
✅ Ceramic balls reduce friction and extend life compared to steel balls
✅ Seals: two rubber seals protect against dust and moisture
✅ Chrome steel races (52100) provide durability and rigidity
✅ Pre-lubricated with grease for ready-to-install performance

💡 What is a ceramic sealed bearing used for in precision hobby gear and where is it handy? Ceramic sealed bearings are handy in high-speed, dust-prone environments where low friction and long life are key. - handy for reels, RC cars, drones, and automation parts - reduces heat build-up and wear in continuous operation - ideal for environments with dirt, moisture, or grime