VACUUM TUBE USSR UPGRADE PAIR 6N3 DOUK LITTLE BEAR FITS ALL 6N3 AMPS FREE RINGS!
£22.95
6N3 Russian Military Manufacture, USSR c.1970/80s Life expectancy: 5000hrs. A very good sound Upgrade! Expect improved tighter and deeper bass, open midrange and detailed treble with better timing and overall cohesion.
