All-City track cog
Machined from cro-mo steel with a black oxide finish. A high performing, excellent value cog for the baller on a budget.
12-16t cogs are solid, 17-22t feature cutouts for weight savings.
FYI: All track cogs have 1.37"x24tpi threading. ALL OF THEM. Any threaded cog can be used on any threaded track hub.
• 1/2" x 1/8"
• standard 1.37"x24tpi threading