40A50 Sprocket Stock Bore ANSI 40A50 #100 Weld-On Hub Sprockets This 120BS25 sprocket features a

This 120BS25 sprocket features a 2" finished bore with a key-way and two set screws

Attachment Width (M): 34

HCFS212-36 bearing is a 2-1/4" bore four-bolt normal-duty flange bearing that utilizes an eccentric locking device to secure to a 2-1/4" shaft

Dimension (E): 8

HCTB207 Bearing Dimensions

40A50 Sprocket Stock Bore ANSI 40A50 #100 Weld-On Hub Sprockets This 120BS25 sprocket features aThis 40A50 sprocket is a durable, high quality, and precision A Plate sprocket that is manufactured out of high quality steel. 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 or breakage. This sprocket is also evenly coated with black oxide, which adds resistance to to the environment and will prevent