Tripeak Ceramic Bearing 6806 T LLB| ABEC5 30x42x7MM
Bearing Specification:
Inner diameter: 30mm
Outer diameter: 42mm
Width: 7 mm
Application: DUB Bottom Bracket and 30MM
Abec5 Ceramics
Ceramic bearings utilize G5 grade ceramic balls and are combined with a precision machined steel race, providing excellent rotational performance for cyclists.
P05 precision steel ball bearings for reassuringly high smoothness and durability. 0.005 mm for raceway eccentricity (out of roundness) on the inner race. That's precision