40BS32 Sprocket With 7/8" Finished Bore 40B25 Sprockets This 3TB80 Pulley uses a

This 3TB80 Pulley uses a Q1 series bushing

Pitch Diameter (B/ 5L): 5

For more information on a triple groove 3TB62 pulley

The metal shields located on each side of the ball bearing keep the bearing lubricant in while keeping unwanted contents out

1B5V110 Sheave Dimensions

40BS32 Sprocket With 7/8" Finished Bore 40B25 Sprockets This 3TB80 Pulley uses aThis 40BS32 sprocket features a 7 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 #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 sprockets,