6AQ5 NOS/NIB RCA black plate beam power tube. Date code EX. 1974 vintage. The tubes have been tested for new performance and they are factory fresh. I will properly pack the tube for safe shipment and pay USPS postage with tracking number in the US. Same business day shipping.  International shipments through US Postal Service International for actual postage cost and selling price on customs forms. 7 ounces packed weight for international.