BKS-0132 - TorqTite, 440C Stainless, Angular Contact, Bearing Bottom Bracket for PF30 Framesets and 30mm Cranksets (under 104mm spindle length) - Blue 428420 all balls are engaged to

all balls are engaged to spread the force over a larger surface area

BKS-0227 - T47-Asymmetrical

Unlike other 541 bearings this Flush version does not have any extended inner races

The most common use for this bearing is as a direct replacement bearing for Shimano external cup BBs when using the plastic Shimano bearing insert

Black oxide/magnetite treatment to the races provides an extra level of corrosion resistance and extended worry-free performance

BKS-0132 - TorqTite, 440C Stainless, Angular Contact, Bearing Bottom Bracket for PF30 Framesets and 30mm Cranksets (under 104mm spindle length) - Blue 428420 all balls are engaged toBKS 0132 TorqTite, stainless steel, Angular Contact, Bearing Bottom Bracket for PF30 Framesets to 30mm Cranksets (for older specification spindles under 90mm wide) An original Enduro innovation, TorqTite bottom brackets utilize precisely machined aluminum cups that thread together through your press fit BB shell for a simple, secure installation. All Enduro TorqTIte bottom brackets are manufactured to the highest standards, ensuring parallel alignment