SMC/RA Pulleys
These pulleys were designed for rescue operation by Russ Anderson.

Pigeon Mountain Industries
View more by Pigeon Mountain IndustriesPMI is committed to providing high quality rope at reasonable prices. As a company of rope users -climbers, cavers, and rescuers – PMI has good reason to hold the people who use their rope in high esteem. By understanding the needs of the rope user PMI has been able to help define and drive the quality and production of life safety ropes that meet the needs of those who use them.
These pulleys were designed for rescue operation by Russ Anderson. The sideplates are made of stainless steel. They rotate freely allowing the pulley to be installed on the rope at any point. The 2" pulleys have a 3/4" diameter carabiner hole while the 4" models accepts 3/4". Double pulleys have one becket with a 3/4" diameter hole for ease in rigging block and tackle systems.