Surly Krampus Bike – 29″ Steel Chester Copperpot X-Large. The Krampus is the bike that started it all the plus-size movement that is. The Krampus features Surlys Gnot-Boost rear hub spacing of 145mm; compatible with Boost 148 x 12mm thru-axle 142 x 12mm thru-axle and 135mm quick-release hubs. Rolling on 29 x 3 tires this bike can roll over just about anything you can point it at.

100% Surly Chromoly steel frame and fork; double-butted main triangle and 44mm headtube

Gnot-Boost adjustable rear dropouts

Internal dropper seatpost routing

30.9mm seat tube

Designed to fit up to 29 x 3.0 tires

• TECH SPECS

Rear Axle 12mm Thru x 145mmBrake Type DiscTT (Effective) 660Fork Type RigidFork Material SteelFrame Material SteelFrame Type RigidFront Axle 15mm Thru x 110mmColor Chester CopperpotMfg Size X-LargePlatform KrampusWheel Size 29+Defined Color Brown