ANT-1A 10-inch 27MHz Rubber Whip Tunable CB Antenna 937088 Antenna for XT-1, XR-1, XT-4, XR-4 Radios Better Performance Tunable 10 inchrubber duck style Antenna for Linears mid-range transmitters and receivers Dimensions .65 W x 10 H x .65 D Supplied with CON-180A straight antenna connector BNC-PL259