Brand: Haotian
frame: Steel
Fork: Steel
Rim: Steel or Aluminum alloy
Brake: F/R Caliper Brake or R band brake
Tyre: Reclaimed rubber
Pedal: Plastic with reflector or without reflector
Saddle: Leather or Imitation leather
Mudguard Steel, painting or CP
Grip: PVC or Rubber foam
Free wheel: Steel
Tyre size: 12"*1.75, 16*1.75*, 20*1.75/1.95/2.15
Free wheel: 16T /18T /20T
Chain wheel & Crank: 12" 24T*89, 16"28T*102, 20"28T*127