HobbyKing
Ceramic bearing upgrade kit for HK-500 (Main Frame)
5 reviews
BER0005 | 4x9x4 Silicon Nitride Ball (2pc) |
BER0006 | 8x16x5 Silicon Nitride Ball (2pc) |
Our ceramic bearings are made from Silicon Nitride. Silicon Nitride ceramic bearings are the smoothest bearings available for your helicopter today, with next to no wear plus Silicon Nitride ceramic ...
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Found 5 years, 4 months ago
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HobbyKing