Description:  Heavy Duty Design to Hold Antenna Tight  Compatible with:  Yaesu VX， FT series amateur portable radio Vertex Standard VX， VXA series portable radio Icom IC series amateur portable radio Kenwood TH series amateurr portable radio All other radios fit the SMA-M type antenna  Key Features & Specs: SMA-M to BNC-F Outline Diameter: 9\/16 inch Length: 3\/4 inch  Package Included : 1 x Antenna Adapter