ACB 6808 CC BO - 1-1/2 Black-Oxide treated Angular Contact Headset Bearing (40x52x6.5-36/45) 428420 as bottom bracket bearing for

as bottom bracket bearing for some older square taper BBs

allowing for the lowest drag bearing we make

09375) Grade 5 Si3N4 Ceramic Balls (50 pieces)

ABEC-5 Bottom Bracket Bearing Kit for Shimano 24mm cranksets and BB86/92 cups

XT and GRX 1x Mechanical Derailleurs (5mm bolt hole)

ACB 6808 CC BO - 1-1/2 Black-Oxide treated Angular Contact Headset Bearing (40x52x6.5-36/45) 428420 as bottom bracket bearing forACB 6808 CC 1 1 2 Angular Contact Black Oxide treated Headset bearing (40mm x 52mm x 6. 5mm; 36 x 45deg) Angular contact headset bearing featuring anti corrosion Black Oxide Magnetite treated 52100 High Carbon Chromium alloy races paired with grade 10 Balls. Black Oxide treatment provides an extra level of corrosion resistance and extended worry free performance. This size bearing is also known in the bike Industry by these part numbers: HD 1404K