40BS38 High-Performance Sprocket 1-1/4" filter_35B30-SB The combination of all creates

The combination of all creates an 16B hollow pin chain that is more capable and has an extended lifespan compared to others

Sheave Size: 2C100SF

Sprocket Weight: 106

What sets this 6803-2RS bearing apart from others is the ABEC 3 precision standard that this bearing is made to

so do the balls

40BS38 High-Performance Sprocket 1-1/4" filter_35B30-SB The combination of all createsThis 40BS38 sprocket features a 1 1 4" 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