Great transition to different radios:For adding more coax to your antenna or to add an SWR or Watt meter in the line.To connect SWR meter to Cobra 75 box.SWR readings don't indicate any problems.This are great for connecting UHF based coax cables together.With this adapter,you don't have to add an extra length of coax jumper cable in the line for the test.

Smooth and accurate Threads:Threads did not strip like some other connectors. Good heavy duty connectors. The threads are smooth and mate up with SO239 type fittings just right. Threads are smooth so there is no drag when you install them.

Low loss, low SWR interference.Quality product, no discernible loss in signal or noise introduction.Brass Construction and nickel plating.Low signal loss.50 ohm impedance.UHF Female end is Outside threads and hole.

Tight and strong.Solid construction.These fittings are well made.

This pl-259 female to female adapter work very well for connecting smaller flexible cables to large cables sizes used in long runs for HF or shorter runs for VHF/UHF.Also for connecting between your ham rig and antenna switch so that you don't have to run a short coax.For ham radio,to join your RF cables in your amateur Radio station.Necessary to join cables.