NEW OLD STOCK FROM 1973, MATCHING DATE CODES, THEIR PERFORMANCE IS TOP QUALITY. 

FROM THE FAMOUS SOVIET REFLECTOR FACTORY, THESE OLD SOVIET TUBES FROM THE USSR ARE NICE QUALITY WELL MADE RUGGED TUBES.

I HAVE USED MANY TYPES OF OLD SOVIET TUBES THEY SOUND EXCELLENT AND ARE RELIABLE

GRAB A BARGAIN 

THANKS FOR LOOKING......