Tubes are in stock in the USA
LITTLE DOT MKII / MKIII Tube / Valve Set – a matched set of long life military spec 
6N6P x 2 & 6J1P-EV x 2 – NOS direct drop in Upgrade for stock Chinese 6N6/6J1.
 Fully tested - No leaks or shorts guaranteed. Best upgrade valves available.
6J1P-EV - "Voskhod" factory (Rocket logo) Same Date code
6N6P - "NEVZ" factory (Novosibirsk), Same Data code from 1980's (from same batch)
We test our tubes from this type on High-End Military Tube Tester: L3-3 
Measured parameters attached to each tube
Same Date Codes
 on the photo shows an example of tubes with parameters, 
if you need actual parameters, please ask
Lot of 4 (6N6P matched pair & 6J1P-EV matched pair)

Other tubes in stock in the USA (t
he range and quantity is constantly increasing):

Shipping:
Tubes are in stock in the USA, and will be shipped via USPS Ground Advantage ®
To all other countries through eBay International Shipping program