try www.michelinsport.com Don't know if that will put you in touch with them or not. But they had a place for you to contact them.
Walt Schaefer Cycle Supply 256-538-5906 Altoona, AL Great guy too. Michelin is a sponsor for my air module safety efforts, so give him a call and mention who gave you the number. He can take care of setting you up with what you need. Dan