Superlight MTB hubs with a revolutionary drive system - 120 tooth pawl mechanism provides instant drive engagement and a freehub sound like no other - Micro-notch engagement means no noticeable pedal pick-up gap - 4 sealed cartridge bearings, aluminum HG freehub body, alloy axle/shell - International Standard 6-bolt disc rotor mount - HG 8-11sp: Not compatible with HG 11sp road cassettes
