Premier Series #50 Nickel Plated Roller Chain - 10ft Box 80B34 Sprockets What separates this AK21 pulley

What separates this AK21 pulley from the others is that it is made using a high grade-35 cast iron

Grease Limiting Speed: 17000 RPM

4B300E Sheave Dimensions

This 40BS33 sprocket features a 1" finished bore including a key-way and two setscrews

Premier Series #50 Nickel Plated Roller Chain - 10ft Box 80B34 Sprockets What separates this AK21 pulleyThis premium #50 nickel plated roller chain offers extremely high strength, a very long working life, and the best performance. The Premier Series nickel plated roller chain takes quality to a whole new level with extreme precision ANSI components, a very high quality carbon steel, and a shiny premium nickel plating finish to prevent corrosion. Each component in this roller chain has been heat treated, shot peened, and pre stretched to provide the