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Rubber Tube Damping Ring For Antique Triodes, Pentodes

Rubber Tube Damping Ring For Antique Triodes, Pentodes
Price: $2.49
Item Number: RTRT
Manufacturer: MC
Rubber Tube Damping Ring For Antique Triodes, Pentodes

Slips right onto the glass bulb of your antique triode or pentode preamp tubes. Some of you who have been having trouble with microphonic antique tubes have asked us for a larger ring like this so here it is. I measured 1.800" outside diameter, 1.476" inside diameter.

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