Ball Bearings Kit For OS Engines AX 120 And AX 120 120 With Rubber Sealed Closures And Double Sided Seals Low Friction Grease Corrosion Resistant Chrome Steel Balls 52100 ABEC 1 Precision Cage High Quality Seal And Lubrication For RC Engine Use

These precision ball bearings are designed as a direct fit for OS AX 120 120 engines, delivering smoother rotation and longer life in RC cars and model aircraft gear trains.

✅ Sealed closure with rubber on both sides for leak-free operation
✅ Chrome steel 52100 ball material for durability
✅ ABEC-1 precision for consistent rotation
✅ Pack of 2 bearings for easy replacement

💡 What is a sealed ball bearing used for in RC engine applications? This handy answer explains practical uses for hobby engines and gear trains. - Maintains smooth rotation in RC engine applications and gear trains - Reduces friction and wear in OS AX 120 120 compatible setups - Extends motor life and reliability for RC cars and model aircraft