410 B 10 Tooth Sprocket 5/8" ID.
This sprocket has a 1/2" pitch x 1/8" wide teeth with a 3/16" keyway & 2 set screws.
We took a #41 sprocket and milled down the teeth. Plain machined finish.
These sprockets are made to be used with 410, 410H chain but can also be used with the wider 415, 415H (1/2" pitch x 3/16" wide teeth).