Model:700CNBB
Speed:14SP
Frame: Alloy T6061 frame
Handlebar and Stem:Alloy handlebar and stem
Rim: Alloy double wall rim
Hub:QUANDO alloy hub with quick release
Tyre:KENDA 23C tire&tub
Gear system:SHIMANO system
Chain:KMC Variable speed chain
Brake: PROMAX caliper brake
Chain wheel&crank:Alloy(42*52T)chain wheel&cran
Other: WELLGO alloy pedal ;one piece waterproof centre shaft ;match color saddle