Rim Size		12" or14“ or 16" or 20"
Frame		Steel and painting
Fork		steel and painting
Rim		12" or 14" or 16" or 20" steel
Handlebar&Stem		CP, argon-arc welding
Tyre		12"×1.75, 14"×1.75,16"×1.75,20"×1.75 air tires or EVA tire
Crank		CP or ED or UCP
Chian		full chain or 9-form chain cover
Chainwheel&Crank		12"24T×89, 14"24T×89,16" 28T×102,20"28T×127 CP/ED
Flywheel		16T/18T/20T Brown/Black/CP
Pedal		plastic,with reflector,without ball,PP/TPE/ALLOY
Saddle		good leather,common or spring/plastic/imitation leather/plate PVC TOP
Paint		3×14 painting
Mudguard		steel, painting or CP
Grip		PVC/TPR/RUBBER FOAM
Color		any color you prefer
Packing