Pair of 12AU7A ECC82 GE Short Grey Plate O Getter with Copper posts. Made in USA.  (see photos for full details)  Tube #1: RCA made by GE 12AU7A ECC82 vacuum tube. Tests near new ratings on B&K 707 & B&K 747B tube testers. Tube #2: GE 12AU7A ECC82 vacuum tube.  Tests near new ratings on B&K 707 & B&K 747B tube testers. Check my feedback, these vacuum tubes will be well packed and shipped fast.   Please send me a message if you have any questions. Thank you