(2) NOS/NIB RCA 6SL7 GT Smoked Glass Tubes ~ MATCHED PAIR ~ Test Strong!

2 NOS NIB Matched RCA 6CG7 Black Plate "D" Getter Audio Tubes

2 x JAN-CRC-12SN7gt RCA Tubes*Smoked Glass*NIB*NOS*Super Strong Matched Pair*#R8

2 x JAN-CRC-12SN7gt RCA Tubes*Smoked Glass*NIB*NOS*Super Strong Matched Pair*#R7

6SN7 TUBE LOT - 25 TUBES VARIOUS BRANDS - ALL TEST VERY STRONG to NOS on AT1000

Matched Pair RCA 7N7 Vacuum Tubes NOS w/ Boxes Date Matched Tests 2000/2000

2 x 6V6gt RCA Tubes*Smoked Glass*Super Strong Matched (3%) Pair*#7

(2) MATCHED NOS NIB RCA 6SL7 Tubes ~ TEST STRONG!