Kontronik Pyro 30-12 Ball Bearings Kit With Rubber Sealed Closures, Double-Sided Seals, Low Friction Grease, Corrosion-Resistant Chrome Steel 52100 Balls, Low Friction Cage, ABEC-1 Precision, Set

Two sealed ball bearings kit for Kontronik Pyro 30-12
✔️ Set of 2 bearings, chrome 52100 steel, rubber sealed, ABEC-1

The ball bearing kit replaces worn units in Kontronik Pyro 30-12 gear, offering rubber sealed closures, double sided seals, low friction grease, and high chromium steel balls for reliable performance.

✅ Rubber-sealed closures for dust and moisture protection
✅ Double-sided seals on both sides for enhanced containment
✅ Low friction grease minimizes resistance and wear
✅ Chrome steel 52100 balls deliver high hardness and durability
✅ ABEC-1 precision keeps rotation smooth
✅ Includes set of 2 bearings ready for install

💡 What is a ball bearing kit used for in hobby RC setups? A handy upgrade to cut drag and protect moving parts.
- reduces friction for smoother operation - extends bearing life in RC powertrains - easy replacement for worn bearings to restore performance