Posted by Vaughn [108.68.94.219] on Tuesday, August 13, 2013 at 21:38:10 :
In Reply to: Re: Regruvable tires ? posted by Alex J [216.54.94.2] on Tuesday, August 13, 2013 at 08:04:46 :
You're grooving too deep, you should have 2mm of rubber between cord and bottom of groove.