41BS48 High-Performance Sprocket 1-1/8" Double Capacity Roller Chain This 40BS21 sprocket featured a

This 40BS21 sprocket featured a 1-3/8" finished bore with a key-way and two set screws

Bushing Weight: 6

This 2062B22 sprocket is durable

This 40B18 sprocket is a durable

41BS48 High-Performance Sprocket 1-1/8" Double Capacity Roller Chain This 40BS21 sprocket featured aThis 41BS48 sprocket features a 1 1 8" finished bore including a key way and two setscrews. It is a durable, high quality, and precision sprocket that fully meets all ANSI Standards which insures proper contact between the #41 roller chain and sprocket thus preventing premature wear or breakage. This sprocket is also black oxide coated which increases resistance to the environment and will prevent early rust build up. We also offer stock bore