Laboratory tested and team provenUpdated open-ended spindle capNew wedge cluster band with greater flexibilityNever-Wobble crank arm and spindle interface guarantee41-Thermal lifetime replacement warranty against bending, cracking and breakingTraditional spocket interface with 22mm spindleBottom bracket not includedBMX175mm22mmBLK1B1sUPC/EAN/GTIN: 630950925803