NEXspark J-Pole Universal J-Mount 20" Mast 1" Diameter with Pivoting Foot for Outdoor Antennas [Mounting Hardware Included] NEXspark J-Pole is Easy to Install and is Lightweight NEXspark J-Pole features a 20" inch Mast with a 1" inch Diameter NEXspark J-Pole has a Pivoting Foot for Vertical or Horizontal Surfaces NEXspark J-Pole J-Mount is Ideal for Outdoor Use with most Antennas NEXspark J-Pole Mounting Hardware is Included