18 TEETH 1/2" x 3/16" FREEWHEEL SPROCKET BMX REAR COG BIKE HEAVY DUTY CHAIN
£12.99
18T TEETH FREEWHEEL 1/2" x 3/16" SPROCKET REAR COG. you cannot run 1/2 x 1/8" or 3/32 chain on this freewheel. freewheel has standard thread for regular bike hubs of 1.37" x 24tpi (34.9mm).
