410 B 10 Tooth Sprocket 5/8" ID 1/2" x 1/8"

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 the teeth so you can use 1/2" pitch x 1/8" wide single speed bicycle chain.

Finish:  Machined plain or black oxide coating depending on stock on hand.

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).