AL-SS-PRP-COG22

Wolf Tooth Single Speed Aluminum Cog - 22t, Compatible with 3/32" Chains, Purple. MPN: AL-SS-PRP-COG22 - Wolf Tooth - Aluminum Single Speed Cog - Driver and Single Cog. Reversible and 4.5mm wide at the base to help prevent cog from damaging your freehub body.