40BS30 High-Performance Sprocket 1-3/16" #120 SF Type Sprockets Our superior UCF207-23 bearing with

Our superior UCF207-23 bearing with a 1-7/16" bore is equipped with a premium C3 precision insert bearing housed within a high-strength solid-base cast-iron housing

Bore: 1/2"

UCWFT203 Bearing Dimensions

Size: 10B74SF

Dimension (C): 4

40BS30 High-Performance Sprocket 1-3/16" #120 SF Type Sprockets Our superior UCF207-23 bearing withThis 40BS30 sprocket featured a 1 3 16" finished bore with a key way and two set screws. It is a durable, high quality, and precision sprocket with hardened teeth. Sprockets that have hardened teeth last longer and are much more durable than those that don't. Something else that is notable about this sprocket is that it fully meets all ANSI Standards, which insures proper contact between the #40 roller chain and sprocket thus preventing premature wear