Urban bike type mens wheel size 28 inch model 2017 series cube hyde frame material aluminium frame characteristics double butted frame geometry diamond bike frame sizes cm 46 50 54 58 62 cm frame sizes m s l xl colour black brake type hydraulic disc brake brakes tektro hd m285 brake disc diameter frontrear 160160 fork aluminium gear system with derailleur rear derailleur shimano deore number of gears 27 front derailleur shimano f