your bike dialed in and running smooth. With 19mm, 22mm, and 24mm options, BSD has got you covered.

distinct CNC details for a unique look. Includes: 2 CNC machined aluminum cone spacers, 2 precision-sealed bearings, 1 internal tube spacer, and 6 alloy washers. This bottom bracket is your ticket to ...

bottom bracket bearings in your choice of 19 or 22mm, a 44mm long internal spacer, 3 individual crank arm spacers to dial in your chain alignment, and two 6061 aluminum cone spacers ...