Hope mount adaptor to mount a 74mm post mount caliper (i.e. Hayes, Avid, etc) to a 74mm post mount fork (i.e. Manitou) to accomodate a 183mm rotor
Buy Hope Front Post to Post Mount Adaptor from Chain Reaction Cycles, the world's largest online bicycle store.
When Buying Brake Spares, , Also Consider...
Sign me up!