These Plain Bore Roller Chain Sprockets have no special machining to accommodate keyways or set screws for easier customization. They are constructed of steel for strength and durability. For use with standard size 40 roller chains. Ideal for making your own finished bores or customizing in other ways such as incorporating pins or screws.
Note: Product availability is real-time basis and adjusted continuously. The product will be reserved for you when you complete your order.