Well I was getting a nice flat bald spot on the center of the tire. I figured I better get that fixed before I started slipping around in the rain again. I guess that and riding two up pretty aggressively at times can wear them down quicker too.
__________________ Biketoberfest 2006 flashback courtesy of Intimid8er: "Like you knew damn well you shouldn't eat something like that, but all be damned to hell, you were gonna eat it!" 
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