About this item CB radio coax cable - Connector 1: UHF Male(PL259); Connector 2: UHF Male(PL259); Cable Length: 6.42 x 5.75 x 0.75 inches; PL259 cable Impedance: 50 Ohm; Cable Type: RG58 coaxial cable; >1000 times mating life time. Adapter - Include: 1pcs -UHF Female(SO239) to UHF Female(SO239) Adapter, 1pcs - SMA Male(PL259) to UHF Female(SO239) Adapter, 1pcs - BNC Male to UHF Female(SO239) Adapter. This uhf cable kit allows you to have pl259 to pl259 jumper or sma to pl259 cable or bnc to pl259 cable or so239 to pl259 cable. It can be used for CB Ham Radio Antenna, Dummy load, SWR Meter, Tuner, Duplexer cable etc. Dimensions: 6.42 x 5.75 x 0.75 inches.