2pcs BNC female to UHF male PL259 right angle RF coaxial connector adapter (VSWR Below 1.1) Pure brass with Great connective.(Not Alloy) Connectors are Milled Brass with Nickel Plating for Durability Impedance:50ohm Package include item:2pcs Compatible with Agilent,R&S,Tektronix Receiver. Tested.Order with confidence.