These hubs have a splined disc fitting and will not work with international standard 6−Bolt Discs. They are designed for use with shimano splinned Disc Rotors.
Cup & Cone Bearings: Angular bearing loads are displaced more evenly for super smooth rotation and longer durability
Smooth Rolling: Super polished ball races for high precision. durability and super smooth rolling
Center Lock System compatible with Splinned Shimano Disc Rotors
Black or Silver Version Available