Model: 20F048
Speed: 24sp
Frame: Alloy folding frame
Fork: Alloy bell mouth fork
Stem: Alloy folding stem
Rim :Alloy double wall rim 36H
Hub: Alloy hubs with quick release
Gear system: SHIMANO ST-EF65 /RD-M310/CS-HG20-8 gear system
Tyre:  CST 20"*1-1/8", ETRTO: 451MM color tire
Brake: Alloy disk brake
Others: Alloy handlebar/seat post; KMC chain; one-pc waterproof B.B parts; Folding pedal; alloy chainwheel