ZTTO BB30sh BB30 Counterlocking Center Shaft Threaded Screw-in Center Shafts
£41.99
ZTTO BB30-24mm BOTTOM BRACKETS. easy installation. Fit for 24 Spindle Crankset (also you can add a GXP adapter to fit GXP crank). The shell can absorb roundness tolerance for installing ports of Bracket Bottom.
