40BS39 High-Performance Sprocket 1-1/8" 2AK154 Pulley Dimension (L2): 1-1/2"

Dimension (L2): 1-1/2"

Dimension (E): 7/32"

Offset links are used to make general chain adjustments and are also commonly known as master links

Tooth Count: 13

40BS39 High-Performance Sprocket 1-1/8" 2AK154 Pulley Dimension (L2): 1-1/2"This 40BS39 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