











About this product
The engineers at Surly saw the need for a precisely designed frame after seeing so many cool monster conversions of rigid mountain bikes to gravel bikes, so they cracked a few beers and got to work.
- Gusseted top and down tube for extra strength at the headtube *BEEFY*
- Gnot-Boost to fit a variable array of wheelsets
- Massive tyre clearance
- More space for frame bags
- Dropper post
Size Chart: