For a 20-21mm width rim the maximum I would like to install is a 28 and would be tight as hell. For a 28-32mm go for a 23-24mm width rim, there's a new 'rage' for wide rims that accept such size of tire. 32mm is not a small one.
P.D: All the widths are INTERNAL widths.
Last edited by Trailroaster; 07-31-15 at 03:19 PM.