Ball Bearings for OS Engines Fs-4c Surpass 52

Ball Bearings Kit for OS Engines FS-4C Surpass 52
✔️ Rubber Sealed - Chrome Steel, ABEC-1, Set of 2

This 2-piece ball bearing kit is designed to fit the OS Engines FS-4C Surpass 52. Made from corrosion-resistant 52100 chrome steel, these bearings are rubber sealed on both sides and pre-lubricated with low-friction grease. Ideal for high-RPM performance in RC engines, the cage color may vary depending on stock.

✅ Pack size: 2 bearings
✅ Material: 52100 high chromium chrome steel
✅ Closures: Double-sided rubber seals
✅ Lubrication: Pre-greased with low-friction grease
✅ Ball cage: Low-friction steel (color may vary)
✅ Precision class: ABEC-1
✅ Compatible with OS Engines FS-4C Surpass 52

💡 Why do RC engines like the FS-4C Surpass need sealed ball bearings?
They’re built to survive vibration, heat, and tight tolerances:

• Rubber seals keep dust and fuel residue out

• Grease helps reduce friction under high RPM

• Chrome steel resists rust and wear over time

• ABEC-1 tolerance ensures smooth crankshaft support

Keep your OS Surpass 52 engine flying smooth, grab this bearing kit and don’t miss a beat!