40BS46 High-Performance Sprocket 1-1/8" Metric Roller Chain Sprockets This 2BK50 Pulley 1-1/8" bore

This 2BK50 Pulley 1-1/8" bore is directly interchangeable with other manufacturers v-belt pulleys

6908 Ball Bearing Dimensions

This 25V1500SF Sheave uses an SF bushing

Bearing Size: 6012

120A25 sprockets with a stock bore comes with a 1-1/4" inside diameter plain hole and can be easily machine bored to custom sizes

40BS46 High-Performance Sprocket 1-1/8" Metric Roller Chain Sprockets This 2BK50 Pulley 1-1/8" boreThis 40BS46 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 #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