The product is a set of two Mission Rubber cast irons with a 4" no hub coupling, specifically designed for use in electrical equipment and supplies. Made of rubber and manufactured in the United States, these couplings are durable and reliable for conduit and tubing installations. The ASTM0564 part ensures compatibility and quality standards are met for industrial applications. Perfect for businesses needing reliable conduit fittings, these Mission Rubber cast irons offer a secure and efficient solution for electrical installations.