Features<br> 1、Silicone vibration damping ring, having excellent damping effect. 2、Resistance to high temperature of 240 ℃, non-toxic and eco-friendly. 3、Effectively reduce the electron tube vibration. 4、Suitable for 12AX7/12AU7/ECC88 and other small diameter 20.5mm nine pin tube. 5、Easy and convenient for installation, having stable performance.<br> Specification<br> Features:<br> <br> 1. Silicone vibration damping ring, having excellent damping effect.<br> <br> 2. Resistance to high temperature of 240 ℃, non-toxic and eco-friendly.<br> <br> 3. Effectively reduce the electron tube vibration.<br> <br> 4. Suitable for 12AX7/12AU7/ECC88 and other small diameter 20.5mm / 0.81in nine pin tube.<br> <br> 5. Easy and convenient for installation, having stable performance.<br> <br> <br> <br> <br> Specifications:<br> <br> Condition: 100 Brand New<br> <br> Material: Silicone Gel<br> <br> Color: Orange<br> <br> Temperature range: 240℃<br> <br> Diameter: Approx. 24mm / 0.9in<br> <br> Inner Diameter: Approx. 18mm / 0.7in<br> <br> Compatible: for 12AX7 12AU7 12AT7 12BH7 EL84<br> <br> Fitment: fit for Suitable for 12AX7/12AU7/ECC88 and other small diameter 20.5mm nine pin tube<br> <br> Using Method: Directly set on the tube body, the general set of three or four<br> <br> <br> <br> <br> Package List:<br> <br> 20 * Tube Damper Ring<br> Package List