2X New in Box Vintage  tested NOS 6V6GT tubes Marconi Made in Japan Grey Plate Halo Getter

                           tested at 3600 GMT with a Stark 9-66 ( Hickok ) where the minum working is 2330 and the maximum rated 

                            at  3700 GMT for NOS.

                            Box little bit dammaged due to the age.

                         

             

                

                                  Shipping is $18 for Canada , $15 for USA and $25 for others countries.