AJANTA INDUSTRIAL 50BS19 Roller Chain Sprocket, Bored-to-Size, Type B Hub #50 Chain 1-1/2 bore

These are type BS sprocket, also known as a bored-to-size sprocket, includes two setscrews and a keyway, and is suitable for use with the series 50 chain with a 5/8? pitch. This sprocket has been adapted for installation on the shaft without additional components. Made from high carbon steel, it has high strength and durability.