Beautiful racing bike fully customized "Juventus" made in a truly professional manner. handcrafted and excellent painting (no stickers applied later)carbon fiber monocoque framethe bike was made single speed (has no gearbox) mounts only a chain tensioner.You can safely mount a gearbox also electronic 11-speed 28 "currently is not connected the rear brakema before the sale the bike will be fixed by connecting and fixing the brakes and greasing its components