without> Just curious what the lowest pressure people have run with MT21s
Depends on what terrain you're running. Mud and sand I'd say start at 15 lbs and go up or down from there, depending on your riding style. Rocky, ledgey terrain I'd say 20 lbs or slightly more to prevent denting your rim(s) like I did at at the Penn. get-together earlier this year. FWIW Karl> using rimlocks.