Cool tip with the baby powder!
So ok to ask a dumb question, you just carry a spare front tube? And if you get a rear flat just shove the front tube in back? I guess that's what Farnham said by 21"... sorry just clicking in now.
82 fj40, 99 uzj100, 06 gx470
05 525EXC, 01 XT225, 07 TTR90, 07 CRF50