2 Sylvania 12AV7 Vacuum Tubes NOS NIB Lot Of Two Joachim Grubich The dust jacket is in

The dust jacket is in nice condition

They were also Apex-Matched with readings very-similar to our own

I have played it in my Bottlehead Crack headphone amp and it sounds great

new in box US-made 6W6GT tubes tested to spec on our Paul Hart-calibrated TV7/U

2 Sylvania 12AV7 Vacuum Tubes NOS NIB Lot Of Two Joachim Grubich The dust jacket is inThis pair of new old stock, new in box Sylvania 12AV7 dual triodes tested on our Paul Hart calibrated TV7 U. WE HAVE SCORES OF THOUSANDS OF VACUUM TUBES. IF IT'S NOT LISTED, WE MAY HAVE IT. PLEASE ALSO SEE OUT ETSY SISTER SITE "LOWTECHTWOO" AND OR CALL OR TEXT US AT 202 372 6931 IF YOU DO NOT SEE WHAT YOU NEED OR HAVE ANY QUESTIONS. 1. MOST FORMS OF SHIPPING EXCEPT MEDIA MAIL ARE AUTOMATICALLY INSURED UP TO $100. ETSY PURCHASE PROTECTION COVERS ITEMS