40BS31 Sprocket With 1-7/16" Finished Bore filter_Plate Thickness (Ti/ To) 1.7mm This 120BS26 sprocket features a

This 120BS26 sprocket features a 1-1/4" finished bore with a key-way and two set screws

Part #: UC 212-39

Sprocket Size: 100BTB12

Part #: UCST 208-24

This 2BK70 Pulley 1" bore is directly interchangeable with other manufacturers v-belt pulleys

40BS31 Sprocket With 1-7/16" Finished Bore filter_Plate Thickness (Ti/ To) 1.7mm This 120BS26 sprocket features aThis 40BS31 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