Up for sale BRAND NEW GI-7BT troide tubes 2pcs.

Tubes come in original box.

Has military OTK stamp - rhombus.

100% brand new and working.

These tubes are a tropical version of the GI-7B. 

They have improved performance at high temperatures.

Typical output power (HF hamradio)

1pcs -  400wtts

Shipping

Ships to Worldwide from Airmail with trucking.

Shipping time 2-6 weeks depending on your location.

Good luck. 73!