Groove Tubes GT6L6S aka KT66/5881Gold Series tube NOS

Groove Tubes GT6L6S aka KT66/5881 Gold Series tube NOS

Made in USA

New in original box.

Test very strong NOS

Selling for : RM460 pair

Interested please contact Alan 016-5576846

 

Groove Tubes GT-6L6-S Gold Series tube NOS

Groove Tubes GT-6L6-S Gold Series tube NOS

Made in USA

New in original box.

Test very strong NOS

Selling for : RM320 pair

Interested please contact Alan 016-5576846

 

Groove Tubes GT 6L6 GE Gold Series tube NOS

Groove Tubes GT 6L6 GE Gold Series tube NOS

Made in USA

New in original box.

Test very strong NOS

Selling for : RM380 pair

Interested please contact Alan 016-5576846

 

 

Groove Tubes KT66HP tube ( sold )

For sale, pair of Groove Tubes KT66HP Silver Series power tubes ( New ) . Made in Russia C/W original box. All my tubes for sale are tested with my Hickok 230 tube tester and are guarantee to be good with no shorts or leakage.If any of my tubes sold are found to bad or not working, I will replace with a new tube or refund the full purchase amount to the buyer. Price : SOLD ( 2 pairs available )