... base comming magnet base Stainless steel whip 631 7~50MHz HF Antenna with spring base comming PL259 connectorStainless steel whip 631Model ... ).Huahong is a professional antenna manufacturer.Our main products include HF, CB, VHF&UHF, GSM&CDMA, GPRS, 3G/UMTS, 2.4G ... . (2).OEM, ODM and small orders are available 7~50MHz HF Antenna with folding base comming magnet base