NOS/NIB 6L6 x2 (pair) RCA power output power tubes. Matched date codes of LM. 1964 vintage. Buy both pairs and get a quad matched set. The tubes have been tested for new performance and are factory fresh. I will properly pack the tubes for safe shipment and pay USPS postage with tracking number in the US. Same business day shipping. International shipping through US Postal Service International at actual postage cost and actual selling price on customs forms. 7 ounces packed weight for international shipping.