50BS51 Sprocket 1-15/16" Bore #50 Roller Chain ANSI filter_50B18-SB This 40BS31 sprocket features a

This 40BS31 sprocket features a 1-1/8" finished bore including a key-way and two setscrews

This 120R17 sprocket is a durable

This 120BTB19 sprocket is a durable

40X72 weldon hubs are primarily used in agricultural applications

50BS51 Sprocket 1-15/16" Bore #50 Roller Chain ANSI filter_50B18-SB This 40BS31 sprocket features aThis 50BS51 sprocket features a 1 15 16" 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 #50 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