could someone put me on the right track for some urethanes, sizes 20mm id 30mm od by 18mm wide for some unusual hardbody grp5 cars. the nissan bluebird and sylvia also the zakspeed capri and porche moby dick, that i,ve allready got. if not i could turn some blanks up and send them to wayne if he,ll do small quantities. any ideas guys. thanks john.