Hi everybody! I offer for sale Russian military powerful pentodes GK-71 of one batch of 1978, absolutely NEW from storage. In the presence of six tubes. By agreement with a potential buyer, panels for these lamps can be purchased. Ready to sell for 55 dollars for one with payment through a Western Union. I will send Ukrainian mail by registered Air mail with insurance and a tracking number. I guarantee the quality of the lamps. Details in correspondence. With questions by email email@example.com Price for announced item can be yours, offer! See my other ads! 73, de Dmitriy UT5RP Thanks for looking and for a possible purchase.