One (1) type No 84 6Z4 Arcturus vintage vacuum tube, ST shape, made in USA,

tube has black plates, clear top, mica snubbers, 

bottom side foil getter, engraved base, tube tests: 82, 82 %

We test all tubes we sell! We will combine shipping! Check out my other tubes!

 Tested on Triplett tube tester for shorts and leaks as well.

Scale 1-100, good quality percentage on my Triplett starts at 54.