U.P.P.E.R. GravelPlus frameset

Superlight version of the U.P. Combines performance-oriented road geometry & parts with clearance for mountain bike tires. Start on asphalt, try gravel, hit single track. Its geometry makes you fast; its tires unstoppable. The U.P.P.E.R. accepts flat-mount brakes and ships with an OPEN U-turn fork.