... Materials, Available in Various Mating Pin Diameters UL, RoHS, ISO9001 compliant Crown Spring Jack, Made of Brass and CuZn36Pb3 Materials,Available in Various Mating Pin DiametersMaterial quality ... Available in various sizes Plating: tin-plated 2µm and 5µm Available in various mating pin diameters Crown Spring Jack, Made of Brass and CuZn36Pb3 Materials, Available in Various Mating Pin Diameters ...