Joined: Jul 2015
Posts: 7,236
Likes: 3,142
From: NW Oregon
Bikes: 1982 Trek 930R Custom, '91 Diamondback Ascent w/ XT, XTR updates, Fuji Team Pro CF road flyer, Specialized Sirrus Gravel Convert, '09 Comencal Meta 5.5 XC, '02 Marin MBX500, '84 Gitane Criterium bike
here.. search this on Ebay...oh, and the "bolt" distance for post mounts is 74mm... it's the industry standard.
Formula 180mm Front / 160mm Rear I.S. to Post Mount Bike Disc Brake Adapter NEW