Shimano SF-1200 Freewheel - 18t Bronze
Shimano SF-1200 Freewheel - 18t Bronze, Shimano SF-1200 Freewheel - 18t Bronze. Shimano SF-1200 Freewheels1/2" x 1/8" Chain compatible. TECH SPECS. Cassette Body Type Threaded Standard 1.37" x 24tpi. Freewheel Teeth 18