Bicycle Derailleur Gear Unit Single Speed Freewheel

Model : FW-18T4

Bicycle Single Speed Freewheels FW-18T4
  • 1/2" X 1/8" X 18T
  • Cold-forged with 4 removal splines
  • Available Finished: Brown
  • Packing : 100pcs/0.5'/17kg/18kg