I did Gravel Dash on CX with 32c tyres, so it's doable, however it will be much more comfortable and fun ride (especially on rocky downhills) if you are on 29er.
It also passes Puddletown Forest which has some nice MTB trails.
Cheers, that's helpful, will go 29er.
@Cloak/Dagger started
London Fixed Gear and Single-Speed is a community of predominantly fixed gear and single-speed cyclists in and around London, UK.
This site is supported almost exclusively by donations. Please consider donating a small amount regularly.
I did Gravel Dash on CX with 32c tyres, so it's doable, however it will be much more comfortable and fun ride (especially on rocky downhills) if you are on 29er.
It also passes Puddletown Forest which has some nice MTB trails.