B5 Bearing

Especially for cycling, this range with a high quality is perfect to resist to the most extreme circumstances.
Each component (balls, rings, cages and grease) is manufactured and assembled with precision.
A Black Bearing B5 bearing is synonym of reliability, fluidity and durability.
It is the most sold bearing of the range and 100% compatible to replace the original bearings.
Chrome steel balls SAE52100 abec 5.
Steel rings SAE52100 with optimized internal design.
Chrome steel cage.
Reinforced« 2RS » seals for better water and dust resistance.
High quality grease.

Product Name	Bearing
Style	R2-2RS
Type	B5
Units	Each
Vendor part number	UB-R2-B5