When you google the Psvane ACME 6sn7 tube you get the Globe 6sn7-SE. I got those, but they are not ACME. So I was happy to see LINLAI made the Elite 6sn7. It is for the Feliks Audio Euforia, which is a small amp. It was too small for the 6sn7-SE. So I had to lift one up.