These Elevate Outdoor Mounting Brackets are designed to provide a no-drill mounting option for all Elevate Outdoor headache rack models (sold separately). Made from powder-coated steel, the brackets install easily and clamp onto the inner lip of most truck beds with 4-inch bolts. These brackets are sold in pairs, and all stainless steel hardware is included. Please note that these mounting brackets are not suitable for trucks with installed utility tracks.