Superstrut Pipe Clamps 1/2” Rigid Mix Lot New Used 20ea Thin Wall Conduit 277D. Here is a chance to get some left over clamps at a good price. You get what you see in the pictures. This bundle of Superstrut pipe clamps includes 20 pieces of 1/2" Rigid Mix Lot in both new and used condition. The clamps are made of zinc-plated steel and are designed for track mount installation with screw connection type. They are suitable for use with rigid metal (RMC) conduit and have a diameter of 5/8". The color of the clamps is gold and they are rigid in flexibility. These clamps are perfect for use in conduit fittings and tubing, as well as for wire, cable, and conduit projects. They are made in the United States and are a great accessory type for any electrical equipment and supplies needs. Purchase now to secure your supply of high-quality Superstrut pipe clamps.