Looking to warm up your Super 30? This is our Standard Retube Kit for the Magnatone Super 30 Combo Amps. It contains one ECC82 to replace the 12AU7 along with six ECC83S's with two of them being current balanced for the phase inverters in V6 and V7. The default power tubes are a matched quad of the JJ EL84's but you can configure this kit to use the JJ EL844's by clicking on the "Customize" button!