The Yokomo BB-R2ZZA bearings, specified at 3.17x9.52x3.96mm, provide metal rolling elements to reduce friction across drivetrain components. These bearings help deliver steadier rotation in wheels and gear trains.
Well suited to modellers seeking robust replacement parts, these bearings limit wear on shafts and carriers and support more efficient power transfer. Regular inspection will ensure they keep performing.
Because of their standard dimensions the BB-R2ZZA bearings are compatible with many common RC fittings. Press or seat them carefully and verify alignment to avoid premature wear.
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