DJC Fixed Gear Track Bike Rear Cog with Lockring, 13–18T 13T 14T 15T 16T 17T 18T freewheel, Fixed Gear and Fixie
Suitable for compatible fixed gear and track bike rear hubs.
Choose your gearing with this threaded rear cog for fixed gear and track bikes. Available in 13T, 14T, 15T, 16T, 17T, and 18T, it is made from chrome-molybdenum steel with a rust-resistant surface finish. A matching lockring is included to help secure the cog on a compatible fixed gear hub.
| Item | Specification |
|---|---|
| Product Type | Track Cog |
| Key Feature | Six tooth-count options: 13T / 14T / 15T / 16T / 17T / 18T Chrome-molybdenum steel construction |
Six tooth-count options: 13T / 14T / 15T / 16T / 17T / 18T
Chrome-molybdenum steel construction
Rust-resistant surface finish
Threaded fixed-gear design with matching lockring
Suitable for compatible fixed gear and track bike rear hubs
Package includes: 1 rear cog and 1 lockring.
Fit and installation: Check your hub’s cog and lockring threads before ordering. The hub must have the appropriate stepped mounting area: install the cog on the inner thread and the lockring on the outer thread. This is a fixed cog and does not freewheel. The dimensions shown in the photos are reference measurements; size and weight may vary by tooth count.









Each row below is one available option combination. Choose the complete combination that matches your setup.
| Option 1 |
|---|
| 13T |
| 14T |
| 15T |
| 16T |
| 17T |
| 18T |
