Code Pair 1955 JRC 6189 12AU7WA NOS NIB 3-Mica Short Black Serious Tubes D689
Type: Code Matched Pair 1955 JRC 6189/12AU7WA/ECC82. But this the way of the world now. We are always looking to buy more tubes. Large collections, small collections, it doesn't matter. Looking forward to hearing from you, Dan.