This item is an O-Z/Gedney brand 4 inch split coupling in silver color, designed to mount alone with threaded connection type. It is made of steel material and is intended for use with Rigid Metal Conduit (RMC). The unit type is a coupling accessory, with a zinc plate finish, and it is manufactured in the United States. The flexibility of this coupling is rigid, and it is ideal for use in conduit fittings, conduit & tubing, wire, cable & conduit, electrical equipment & supplies, and business & industrial categories.