Bike touring bike type men wheel size 28 inch frame material aluminium frame alloy 6061 aluminium bike frame size cm 50 cm frame size m braking system rim brakes brakes blackcomp tx123 bicycle fork suspension fork fork suntour epicon rear derailleur shimano deore number of gears 21 gear system with derailleur front derailleur shimano fd c051 crankset suntour nex 208 cassette shimano chain kmc cnz 82 rims rodi freeway aluminium stem bla