Home/ELECTRON TUBES/Matched tubes/Matched pair 6K4P-EV (6К4П-ЕВ) = 6F31 = 6BA6 = EF93Matched pair 6K4P-EV (6К4П-ЕВ) = 6F31 = 6BA6 = EF93(images are for illustrative purposes only)product ID1000616ManufacturerNevz, Novosibirsk, RU15.62 $Priceout of stock(recycling fee is counted in the price)