DMS International Grid Antenna Model YA240013 True to Specification Performance to minimize outside interference, Industrial Strength Aluminum Construction, Grippered U Bolts and Stainless Steel Hardware, Vertical or Horizontal Polarization for easy installation, 12" quality microwave cable with lifetime warranty Female N Connector, For us with 1"-2" Diameter mast/poles (28-52 mm), -45 to +70 degrees centigrade operating temperatures, Use for ISM, WISP, NLOS, Cellular, and Oil/Gas Networks.