30 Day Unconditional Guarantee
For Trek, Bontrager and Electra products, if for some reason you're not 100% happy with your purchase, you can return it within 30 days for a refund - no questions asked!
| Size | 170mm, 40t |
|---|---|
| Length | 170 mm |
| Teeth | 40t |
| Speed | 9 |
| BCD | Direct mount |
| Chainline | 49 mm |
| Offset | Standard |
| Crank type | Square-tapered |
| Threading | 9/16"(15 mm) |
| Material | Steel |