40BS45 Sprocket With 5/8" Finished Bore 2AK-Series Pulleys Our superior UCFB210 bearing with

Our superior UCFB210 bearing with a 50mm bore is equipped with a premium C3 precision insert bearing housed within a high-strength solid-base cast-iron housing

What separates this 2BK52H pulley from the others is that it is made using a high grade-35 cast iron

providing all necessary hardware

What separates this 2BK62H pulley from the others is that it is made using a high grade-35 cast iron

P2 bushings

40BS45 Sprocket With 5/8" Finished Bore 2AK-Series Pulleys Our superior UCFB210 bearing withThis 40BS45 sprocket features a 5 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 sprockets,