NOS/NIB 5899 (CV475) x2 (pair) Sylvania Gold Label series pentode sub-miniature special purpose tubes. I will properly pack the tubes for safe shipment and pay insured 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.