Surly Karate Monkey Bike - 27.5" Steel Fool's Gold Small MFG Part Number-HXYXXX00N7688S and dirt collection

and dirt collection

B67 and B67 S are the modern versions of B66 models first featured in the 1927 catalog

These Presta valve stems are compatible with tubeless rims and tires for road

and even tandem ready model built for tires 28-53mm wide

SRX hubs use sealed cartridge bearings Rear Axle 12mm Thru x 148mm Rim Width (Internal) 46 Cassette Body Type SRAM XD Valve Presta Color Black Wheel Size 29" Designed for ebike Yes Defined Color Black ISO Diameter 622 / Road / 29" Tire Type Tubeless Ready Hub/Brake Compatibility 6-Bolt Disc

Surly Karate Monkey Bike - 27.5" Steel Fool's Gold Small MFG Part Number-HXYXXX00N7688S and dirt collectionThe Karate Monkey features updated progressive trail geometry our custom trumpet tubeset and Surlys 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