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!
More options
| Model | Lower Cup - (XS-XXL frames) | Short Upper Cup - (XS-L frames) | Tall Upper Cup - (XL-XXL frames) |
|---|---|---|---|
| Steerer outer diameter | Mountain-tapered | Mountain-tapered | Mountain-tapered |
| Thickness | Not applicable | Not applicable | Not applicable |