BlackBearing R4 6.35x15.88x4.98mm
$11.94
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Product Description
The BlackBearing B5 range is a high quality bearing upgrade to perform in the most extreme circumstances.
- Chrome steel balls SAE52100 abec 5
- Steel rings SAE52100 with optmized internal design
- Chrome steel cage
- Reinforced 2RS seals for better water and dust resistance.
- High quality grease

