Golden Dragon tube rings by Duende Criatura considerably reduce distortion and self-oscillation from audiotubes. They have to be slid around the top part of the tube and where they reduce mechanical vibrations in the tube. The listener will notice improvement of three dimensional picture, a more controlled bass and cleaner soundstage.Medium Tube Ring to fit: 6SN7 etc Diameter: 26 - 29mm

Pack contains a single Tube Ring.

In Stock | Usually Ships Next Business Day

Tube-Shop Price  $19.50