20FT TWS-400 ANT EX CBL RPSMA JCK RPSMA PLG Ultra Low-loss Double Shielded TWS-400 Coaxial Cable exceeding all US, NATO and IDF MIL-C-17 Standards Double Shielded 99% Copper Clad Center conductor Outer Jacket Material: Flexible UV Proof FR-PE, Outer Diameter: .400 .in nom., SRL: per MIL-C-17 Connectors are Milled Brass with Nickel Plating for Durability Assembled by MPD Digital - a DoD Supplier - in our GA Facility using MILSPEC Components