RCA 6AU6 A TUBE SINGLE NOS NIB BRAND NEW ABSOLUTE PERFECT IN ORIGINAL BOX

GE 6AU6 TUBE SINGLE NOS NIB BRAND NEW

5 x NOS NIB Ultron ECC83 12AX7 Preamp Audio Triode Radio Electron Vacuum Tubes

(1) Mullard 7025 ECC83 12AX7 Tube (GE Branded) NOS NIB!

Single GE 12AX7A 7025 NOS NIB Vacuum Tube - Many Available

RCA 12AT7 NOS NIB Black Plate Square Getter Tested Strong Vintage Tube USA

1 x 12AT7/ECC81 IEC Tube *Very Strong & Balanced*NOS*NIB*Japan*

SYLVANIA 12BH7A TUBE 1977 DATE MATCH PAIR NOS NIB SWEET SMOOTH TONE