Timbersled belt drives use the same gears for the top and bottom gear so they are interchangeable to reach your desired gear ratio.
Now available in 29, 30 and 31 tooth gears.
***You cannot run a 29 top gear with a 30 bottom gear.****
| GEAR RATIO | 29T, 30T, 31T |
|---|
Their customer service is UNMATCHED and they make AWESOME parts . Some pretty nice clothing as well !