We don't know when or if this item will be back in stock.
Avid mount adaptor to mount a 74mm post mount caliper (i.e. Avid, Hayes, etc) to a 74mm post mount fork (i.e. Manitou) to accommodate a 185mm rotor.
Buy Avid Mount Adaptor Front Post 185mmfrom Chain Reaction Cycles, the world's largest online bicycle store.
Sign me up!