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Lot 50 Vintage 6CB7 National Black Plate Premium Audio Power - Bangybang.tube

Listing includes 50 tubes.

Brand: National 

Type: Premium Audio Tube

Model: 6CB7

  • Black Plate
  • Top D Getter
  • Black Glass Envelope
  • Double Micca

Country of Manufacturer: USA

Condition: Mint condition/ NOS tube

Collective value.