Rare Pair of Philips ECC35 6SL7 Vacuum Tubes

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Rare Pair of Philips ECC35 6SL7 Vacuum Tubes:
$350.00

For sale is a rare, mint condition pair of Philips ECC35 6SL7 vacuum tubes from my personal collection.
The short, brown base ECC35s are considered the best 6SL7/ECC35 tube variant.
This pair was made in Holland.
The tubes tested NOS on my Jackson 646 tester.
Shipping cost a flat $20 which includes full insurance.
Buy with confidence.