60B30H-1"
60B30H-1" Type B Finished Bore Sprocket for #60 Roller Chain 30 Tooth
You will find that model 1007373 is easy to clean with a damp cloth.
60BS30H X1" Type B Heat Treated Sprocket for #60 Roller Chain 30 Tooth 1" Bore
The ceramic material provides a non-reactive surface for storage.