The Belden 1865A is a 25 AWG stranded (19x37) .021" bare copper conductor, gas-injected foam HDPE insulation, Duofoil® + tinned copper braid shield (95% coverage), PVC jacket. Suitable for sub-mini coax use!
Belden recommends the Kings 2065-11-9 and Trompeter UPL2000-D1 BNC connectors for a perfect fit.