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 | 4mm x 12mm |
|---|---|
| Thickness | 4 mm |
| Inner diameter | 12 mm |
| Material | Aluminium |