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Mastering Massive Passive Retube Kit Version A

Marsoni M251S
Sale price$165.00
Pay 4 payments of $41.25 a month.Shop Pay
Get it in 3 business days with 1 day shipping. Friday, May 29
Mastering Massive Passive Retube Kit Version AThis kit is only for Manley MASTERING MASSIVE PASSIVE's with the serial number falling between MMMSMP000 MMMSMP870. Includes (2x) 5814 or 12AU7 tubes for input, and (4x) 6414 or 12BH7 tubes for driver output. Be aware that some tube brands are subject to change over time and may not match the pictures shown.
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Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
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4.3 ★★★★★
Based on 42 reviews
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Product Reviews
A
Verified Purchase
Ashlee S
San Leandro, US
★★★★★ 5
Modern and beautiful
Color: Ink Black, Size: 2 pack
Beautiful end tables, definitely recommend 👌 👍 ☺️
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 22, 2026
S
Verified Purchase
Scotty
Houston, US
★★★★★ 5
Great table
Color: Ink Black, Size: 1 pack
Great table and very sturdy
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on February 17, 2026
Z
Verified Purchase
ZIA
Whiting, US
★★★★★ 5
Easy fix for filling a spot in the living room
Color: Ink Black, Size: 2 pack
Pretty durable side tables, blind buy...
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on February 11, 2026
R
Verified Purchase
Rebecca S Mann
Birmingham, US
★★★★★ 5
Great End Tables
Color: Ink Black, Size: 2 pack
Nice, sturdy & heavy end tables. Easy to assemble & the parts supplied help make it very durable l. Would definitely buy again.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on January 12, 2026
A
Verified Purchase
Ashley
Louisville, US
★★★★★ 5
Great and cute!
Color: Farmhouse White, Number of Items: 2, Color: Farmhouse White, Number of Items: 2
These are perfect for what I needed. The perfect size and align exactly with my couch arms. The build was easy with clear instructions. These are sturdy pieces. I have 2 other pieces by this brand and they’ve all been great.
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Reviewed in the United States on July 5, 2025

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