Speed: 16SP
Frame: Alloy T6061 frame
Handlebar and Stem: Alloy handlebar and stem
Rim: Alloy double wall rim
Hub: QUADO alloy hub with quick release
Tyre: KENDA 23C
Gear system: SHIMANO system
Chain: KMC
Brake: PROMAX alloy caliper brake
Chainwheel & crank: SHIMANO  FC-2300 alloy 39*52T
Other: WELLGO alloy pedals; one-pc waterproof BB set; color saddle; non-film sticker