A range of sturdy, affordable cogs is an essential part of a fixie rider's quiver. Origin-8's Track Cog is available in a variety of sizes and is chrome plated to resist rust and increase longevity. Now you can easily tailor your ride for the terrain. And you can choose between 1/8 and 3/32-inch chain widths.
1.37" x 24 tpi
|13T / 1/8-inch||072774187294||18729|
|15T / 1/8-inch||072774187331||18733|
|16T / 1/8-inch||072774187355||18735|
|20T / 3/32-inch||072774187423||18742|