Vacuum Tube Set for Marshall JVM410H, Tube Amp Doctor brand tubes
Brand: AP Tubesets

(5)T-12AX7-PS-TAD (1)T-EL34B-TAD-MQ, which contains (4) T-EL34B-TAD

(5)T-12AX7-PS-TAD
(1)T-EL34B-TAD-MQ, which contains (4) T-EL34B-TAD