

Manufacturer pricing rules prevent us from advertising our discount — no account or email required to see it.
Secure Payments
Easy Returns
Expert Advice
Fast Shipping
The Martin 12B13 Stock Bore Sprocket is a durable option for mechanical power transmission systems. This metric B style sprocket features a stock bore of twelve millimeters and is designed with thirteen teeth, ensuring compatibility with various roller chains. Manufactured in the United States from high carbon steel, this sprocket is built for longevity and reliability.
This sprocket is ideal for use in multiple industrial applications that require effective motion transfer.
Thanks for subscribing!
This email has been registered!