The Karate Monkey features updated progressive trail geometry our custom trumpet tubeset and Surly’s Gnot-Boost rear dropout system. Available in a variety of colors with multiple drivetrain and wheel size configurations.
100% Surly Chromoly steel frame and fork; double-butted main triangle and 44mm headtube
The tubeset uses the same trumpet tubes found on Instigator 2.0 frame
Adjustable rear dropouts with 145mm Gnot-Boost spacing. Works with 142 148 12mm thru as well as 135mm w/ 10/12 washer
Internal dropper seatpost routing with 30.9mm seat tube ID
