Description and materials - BONZ Expert 28H high quality front disc hub. - Hub shell from mechanized 7075 T6 aluminium. - 100mm aluminium long, 10mm axle, suitable for all 20" and 26" forks. - Sealed bearings keep out all the mud and water, and offer a smooth running - 6-Bolt IS (International Standard) bolt mounts. - M6 bolts and washers (included), for a perfect fitting. - 28 holes only. Dimensions - 100mm long axle - 28 holes Finishes - Matt anodised black - White/grey laser etched BONZ logo Weight - 123g (+28g of bolts and washers) Additional information This hub is only suitable for 28H rims. If you have any doubts, please contact to info@trial-bikes.com