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 | 115mm, 30t | 127mm, 30t | 130mm, 30t |
|---|---|---|---|
| Length | 115 mm | 127 mm | 130 mm |
| Teeth | 30t | 30t | 30t |
| Speed | 9 | 9 | 9 |
| BCD | Not applicable | Not applicable | Not applicable |
| Offset | Boost/non-Boost | Boost/non-Boost | Boost/non-Boost |
| Crank type | Square-tapered | Square-tapered | Square-tapered |
| Threading | 9/16"(15 mm) | 9/16"(15 mm) | 9/16"(15 mm) |
| Material | Steel | Steel | Steel |