Diamondback Bicycles 2015 Haanjo Metro Plus Complete Alternative Road Bike 6061-T6 aluminum alloy frame with endurance geometry for worry free durability and all day riding comfort Shimano 9-speed drivetrain for around town performance 700C disc wheels are fast rolling and smooth Tektro hydraulic disc brakes and wider tires for reliable urban performance Swept back bars and fenders add urban flair and style