SteppIR Big IR Vertical Antenna BigIR Mark IV AntennaThe roof mounted BigIR Vertical at 37' in height.BigIR with DX Engineering Radial PlateDX Engineering Radial PlateRadial Plate and 80 meter coil80M Base Loading Coil connections for the BigIR Mark IV Vertical80M Base Loading CoilLoading Coil for the BigIR Mark IV VerticalIHU for BigIR Mark IV VerticalDX Engineering Radial PlateEHU high wind reinforcing plateThe reinforcing kit is the green fiberglass plate sandwiched between the IHU and the 80M loading coil.Shrink sleeve with adhesiveController connections Share this:EmailFacebookTwitterLike this:Like Loading...