Swap rotor? Singletracks Mountain Bike News, Reviews, MTB Trails and Community › Protected: Forums › Mountain Bike Forum › Swap rotor? Tweet Add to Flipboard Magazine. Viewing 0 reply threads Author Posts February 13, 2011 at 15:10 #95731 dozzerboy I have a 140mm ashima airotor with IS to post mount and would like to trade for a 203mm airotor with IS to post mount. Any takers? Author Posts Viewing 0 reply threads You must be logged in to reply to this topic.