CCR Mouth-Breather Joined Mar 9, 2007 Messages 8,106 Reaction score 297 Location Southern Illinois Rating - 100% 13 0 0 Sep 16, 2007 #1 got one from my LBS, 16 and 20 tooth cog on the same freewheel, are these for BMX bikes, just curious on what type of riding or what kinda bikes these are used on ?
got one from my LBS, 16 and 20 tooth cog on the same freewheel, are these for BMX bikes, just curious on what type of riding or what kinda bikes these are used on ?
