These pulleys are cast iron.
Increase efficiency, vary speed, and extend the life of your drive by changing the pitch on these pulleys.
A built-in spring maintains tension on your belt.
Use these pulleys with compatible quick-disconnect bushings.
Mount these pulleys with a taper-lock bushing for a tight, wobble-free hold on your shaft.
These pulleys have the same sizing versatility as quick-disconnect pulleys, but they create a tighter grip on bushings for use in high-torque applications.