Hayes Front Adaptor to 51mm I.S. w/ 20mm Axle, 8" Rotor
Hayes disc brake adaptors are required for all Hayes brakes with the exception of 74mm post-mount forks w/ 160mm rotors.
Adapter Front/Rear: FrontCaliper Type: 74mm Post MountUsage: 20mm Thru axle MarzocchiRotor Size: V8/203mmCaliper Size: Hayes 203mm/Marz 20mm FrontFrame/Fork Side: Hayes 203/Marz 20mm FrontMan Part #98-15069