All City Standard Track Cog
There's nothing standard about this cog. The All City Standard Track Cog is made of chromoly steel and is CNC precision machined for a smooth ride.
- 16t and lower are solid, 17t and higher have cutouts
- Chromoly steel; CNC precision machined
- 1/8" width cogs; Threads are 1.37" x 24 tpi
- Chain compatibility: 1/2" x 1/8"