2-Pack OS Engines FS40 Ball Bearings Set

OS Engines FS40 Ball Bearing Set
✔️ ABEC-1 Precision - Chrome Steel - Set of 2

This 2-piece ball bearing set is designed specifically for the OS Engines FS40 model. Each bearing is made from corrosion-resistant chrome steel and fitted with high-chromium 52100 steel balls. The low-friction steel cage and double rubber seals ensure smooth, sealed performance for RC engine reliability.

✅ Pack size: 2 bearings
✅ Application: OS Engines FS40
✅ Type: Single-row deep groove ball bearings
✅ Precision: ABEC-1 quality
✅ Material: Chrome steel (corrosion-resistant)
✅ Balls: High chromium steel (52100 SAE)
✅ Cage: Low-friction steel
✅ Closures: Double rubber seals
✅ Lubrication: Pre-filled with low-friction grease
✅ Brand: VXB

💡 Why is 52100 steel commonly used in model engine bearings?
52100 steel offers exceptional hardness and wear resistance, allowing it to withstand high RPM, elevated temperatures, and fuel exposure in nitro engines - ensuring consistent performance and long operating life.