Mullard 4003 12au7 upscale audio platinum matched pair Cryo treated.
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Ships from | Coventry, RI, 02816 |
Ships to | United States |
Package dimensions | unspecified |
Shipping carrier | USPS |
Shipping cost | $5.00 |
Original accessories | Box |
Average | Research Pricing |
I have a beautiful matched pair of upscale audio grade mullard 4003 box plates tubes tubes. They are platinum grade tubes and cryo treated. They are awesome sounding tubes. I just don't use this tube type any more. nice highs smooth mid band and great bass just a fantastic sound tube. They have a no more than 100 hrs on them, they are rated for 10,000 hrs they come in the original boxes with the upscale audio test results on the tubes boxes. I don't charge for PayPal and shipping is $5 within the USA
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