The 2017 OPEN U.P. is a pioneering gravel bike that seamlessly blends the speed of a road bike with off-road versatility. Its lightweight carbon frame features a distinctive dropped chainstay design, allowing for generous tire clearance to accommodate both 700c and 650b wheels. This adaptability enables riders to use a range of tire sizes, from narrow road slicks to wider knobby tires suitable for challenging terrains. The U.P.'s geometry strikes a balance between agility and stability, making it well-suited for diverse riding conditions, including paved roads, gravel paths, and light trails. This innovative design has set a benchmark in the gravel bike category, offering exceptional comfort and unparalleled versatility.