BNC Antenna Adapters for Handheld Radios provides quick connect/disconnect radio frequency connectors for coaxial cable. Features include two bayonet lugs on the female connector which achieve full mating with a quarter-turn coupling nut. This enables convenient connections to antennas and coax cables. Compatible with Rugged Radios R1, ABH7, RDH-X, GMR2, GMR2-PLUS, RDH-16, and RH-5R & V3. Adapters include SMA male (SMA-M) adapter, BNC Female/SMA Male Adapter, which can be used with Motorola and Vertex handheld radios. Specifically for Vertex EVX-531, there is an adapter, BNC-ADPT-MOT. There is also an adapter for Icom and Motorola handheld radios.