Originally Posted by Sin-A-Matic
Aren't "track" cogs 1/8th inch? I'm assuming the OP meant that it's not OK to use a 3/32" chain with an 1/8" cog.
not sure about cogs, but there are chainrings in 3/32... assumedly, there are also track cogs in 3/32. i think business cycles was warning against busting out a multi-speed or "road" chain on a track/fixed set up -- which makes some sense.