12AY7 6072 NOS/NIB JAN military specification twin triode tube. Double thick micas. 1950's vintage. the tube has been tested for new performance and is factory fresh. I will properly pack the tube and pay insured USPS shipping with tracking number in the US. Same business day shipping. International shipping through US Postal Service International at actual postage cost and actual selling value on customs documents. 7 ounces packed weight for international.