Pair of Tungsol 6550 grey solid plate tubes. Both test great on our rebuilt and calibrated B&K 707. They are nearly matched (~5 %). Our standard for calling tubes matched is 2 %.Questions? Please ask. Shipping to any US address, including AFO/APO addresses, is included. Shipping to foreign addresses is by prior approval only, and will be at extra cost.
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| Payment and Shipping |
| Pay By: |
Paypal, Visa, Mastercard, American Express |
| Ships To: |
USA Only |
| Shippers/Payer: |
UPS, Postal / Paid by: Seller |
| Shipping Notes: |
(none)
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