One (1) No type 77 Tung-Sol vintage vacuum tube, ST shape, made in USA,

tube has mesh plates, clear top, bottom side foil getter,

printed base, tube tests: 76 %

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.