1) Type:gear bike 2)AR welded 3)Frame thickness 1.2mm ... frame, tig welding, or alloy frame 3) Handle bar: bullhorn type bar for fixed gear bike, alloy 4) Stem: alloy stem ... : front sidepull brake, alloy, 10) Rim: alloy rim, 700C, Deep V type 11) Seatpost: alloy seatpost 12) Pedal: alloy pedal,with tip ...