One lot of four heavy duty JAN-5670W tubes by GE. W designated heavy duty.

Price is for four tubes among this multi-items listing.

They are low noise  small signal tubes intended for front end use. 

Black plate and solid disc getter.

Test ratings:  better than 100-105 on my Jackson 648s tester, minimum at 70, new tubes at about 85 to 100 (a wide swing for these low noise small signal tubes)

SHIPPING: Combined shipping allowed. Will refund your savings after your purchases. Shipping to USA and Canada with tracking. In case your country is excluded, please contact the Seller to get permission to buy ( and to waive the higher tracking fees charged by Canada Post).

Please pay in 3 days. Combined shipping is welcome. If you have paid for individual items and have surplus shipping fee paid for, I will refund you immediately when I send out the combined parcel.