50B09 Sprocket, 50BS09, 9 Tooth Sprocket
Carbon steel with heat treated teeth, 2 set screws and keyway OD: 2.09"
50B9 Sprocket. This Sprocket is for use with #50 Roller Chain, and has 9 Teeth. The number on your sprocket might be 50 B 9,50BS9.This roller chain sprocket has hardened teeth for long life of the sprocket.