Electro Harmonix 6550 matched tubes quartetElectro Harmonix 6550 matched tubes quartet. €279.00 Includes 24% VATIn stockAdd to cartProduct OverviewShip worldwideElectro Harmonix 6550 matched tubes quartetTube Type: 6550SpecificationManufacturerElectro HarmonixElectro HarmonixCategoryTAD Selected matched power tubesTube typesPower tubeSKUNN481-MQIn stockAdd to cartTAD KT88-STR Redbase Premium Matched Tube Quartet€284.10 Includes 24% VATIn stockAdd to cartSovtek 6550WE matched tubes quartet NN381-MQ €291.57 Includes 24% VATIn stockAdd to cartSpring Tube Retainer for 6550 and KT88€1.75 Includes 24% VATIn stockAdd to cartOctal tube socket gold PCB mount S8CPC-G€3.83 Includes 24% VATIn stockAdd to cartTAD BM2 Bias Master measuring tool with 2 octal probes€175.67 Includes 24% VATIn stockAdd to cartGold Lion 12AX7 ECC83 Genalex Russia tube€74.51 Includes 24% VAT