ONE - MULLARD M8137 CV4004 12AX7 ECC83 LOW USE OLD STOCK TEST 100% STRONG VINTAGE VALVE

THERE ARE FOUR OF THESE 100% STRONG TESTING VALVES TO TO CHOOSE FROM 

THESE ARE A BRITISH MULLARD MILITARY VINTAGE VALVE WITH A WONDERFUL CLEAR WARM SOUND.

MADE IN THE MULLARD MITCHAM MILITARY FACTORY IN GREAT BRITAIN 

MULLARD MITCHAM "R " FACTORY CODES ETCHED INTO THE GLASS OF THE VALVES

MADE IN GREAT BRITAIN IN THE 1960'S 

CLEAN METAL PINS

BIG BOX ANODE PLATES

BIG ROUND HALO GETTERS 

THE WHITE PRINT ON THEM HAS BEEN MOSTLY RUBBED OFF

VINTAGE MULLARD BOXES

THESE TUBES TESTED AT 100% STRONG READINGS ON MY B&K 747 + HICKOK TV-7 TUBE TESTERS

TESTED FOR  GAS AND  SHORTS

FREE PAY PAL FEES

FREE INTERNATIONAL AIRMAIL SHIPPING - EXCEPT TO RUSSIA

PLEASE SEE MY EXCELLENT E BAY CUSTOMER FEEDBACK AFTER OVER 15 YEARS OF SELLING VINTAGE VALVES ON EBAY.