The 1571650-4 is a solder cup shielding hardware enclosure Plug Kit with tin-plated steel shield, black PVC enclosure, 2 x jackscrews and a UL94V-0 PBT connector insert pre-loaded with non-removable gold flash plated contacts. The Amplimite HD-20 solder cup D-sub cable connector kit will mate with HDE, HDF, HDP and HD-20 series solder cup and HD-20 series board mount connectors.