40BS112 Sprocket With 1-7/16" Finished Bore filter_40BS16-FB 120R30 sprockets are bored to

120R30 sprockets are bored to accept a R1 type taper bushing

120BTB24 Sprocket Dimensions

This 140A17 sprocket is a durable

For more information on a double groove 2TB184 pulley

R24 Ball Bearing Dimensions

40BS112 Sprocket With 1-7/16" Finished Bore filter_40BS16-FB 120R30 sprockets are bored toThis 40BS112 sprocket features a 1 7 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 #40 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