![MATCHED PAIR SYLVANIA 6350 12AU7 Audio Amp VACUUM TUBES USA Tested 10.7120-D](https://i.ebayimg.com/thumbs/images/g/C98AAOSwVZxkJzxV/s-l140.jpg) | MATCHED PAIR SYLVANIA 6350 12AU7 Audio Amp VACUUM TUBES USA Tested 10.7120-D USD 34.95 Category : Vintage Tubes & Tube Sockets Seller : tubes4less(4338, 99.6%) | ![PAIR RAYTHEON (CROSLEY LABEL) 6SN7GT AUDIO VACUUM TUBES TESTED VINTAGE B.10068-C](https://i.ebayimg.com/thumbs/images/g/on0AAOSwvOpkB0vV/s-l140.jpg) | PAIR RAYTHEON (CROSLEY LABEL) 6SN7GT AUDIO VACUUM TUBES TESTED VINTAGE B.10068-C USD 54.95 Category : Vintage Tubes & Tube Sockets Seller : tubes4less(4341, 99.6%) |
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