5 NOS New Vintage JAN 5687WA Military Spec GE 5687 tubes in boxes matching new strong and balanced test results on my B&K Mutual Conductance tube tester. They have the long black plates, top line JAN Military Spec GE tube. They have the incomparable vintage USA design, craftsmanship, attention to detail, performance and sound quality that only vintage USA tubes can produce. Vintage USA tubes are simply better made, better designed, use better metals, last longer and perform better than anything manufactured today. The shipping cost includes safe packing, insurance, prompt shipping and tracking number. Buy with confidence, see my feedback. Good listening, SonnY :)