feeder clamps Suitable for 1/2", 3/8",7/8", 1-1/4", 1-5/8" cables. Feeder clamps are applicable to fixing feeder cables mobile communications. easy installation Made of stainless anti-acid steels with high quality for microwave and mobile systemsAnti-corrosion (transnatures polypropylene and non-rusting) nder various weather conditions.Suitable for 1/2", 3/8",7/8", 1-1/4", 1-5/8" cables.