For sizing, please refer to the second picture in this listing. Fazua Evation Black Pepper 255W. BULLS Carbon 1.5 tapered steertube, 15mm TA.Shimano 105 BR-M7070 hydaulic, 160mm Fr/Rr. BULLS AL w/Formula hubs, centerlock. Schwable G-One Allround RaceGuard 700x38mm. The bicycle must be properly assembled by a bicycle mechanic or someone with extensive experience: Centering the wheels, calibrating gears and brakes, adjusting pivot points to torque specs, among others, is part of the assembling process, and must completed before riding the bicycle. We are not responsible for n. Ormal wear-and-tear parts (tires, tubes, chains or cables). We are not responsible for improper assembling. This item is in the category "Sporting Goods\Cycling\Electric Bicycles". The seller is "bbcalameda" and is located in this country: US. This item can be shipped to United States.