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Retube Kit - Massive Passive Early Serial

Retube Kit - Massive Passive Early Serial

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MSMP MANLEY Massive Passive Vacuum Tubes - Complete RETUBE KIT for earlier Massive Passive

(2) of 5751 gain tubes

(4) of 6414 or 12BH7 buffer/output tubes

UPDATE: We have replaced 6414 tube with 12BH7EH type as of October 2013 on most of our products. There are limited quantities of 6414 GE or RAYTHEON so 12BH7EH is what will ship by default.