One has slight base cracks and tape type residue on base, that don't effect integrity.
Test 1700/1900 & 1800/2000 where good is 1000 in a calibrated Hickok 539-B tester.
All tubes are guaranteed good or may be returned.
Shipping includes insurance.
Please see our other items for more vintage tubes & audio.
We cannot be responsible for what tubes test in another tester.
We combine orders for shipping.
We do not change values for customs.
Thank You.