40BS42 High-Performance Sprocket 1-1/2" 12mm Stock Bore Part #: HCFS 205-16

Part #: HCFS 205-16

CSA206-20 Bearing Dimensions

Bearing Insert: HC 214-44

Something that sets this 2042B8 sprocket apart from others is that it is Black Oxide Finished

Dimension (d): 1-3/8"

40BS42 High-Performance Sprocket 1-1/2" 12mm Stock Bore Part #: HCFS 205-16This 40BS42 sprocket features a 1 1 2" 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