Rivera 55W-60W Lead Gold - EH Tube Set
Electro Harmonix replacement tubes kit for Rivera 55W and 60W amps: Chubster 55, R55, Fandango 55, M60, Suprema 55, Knucklehead 55, Knucklehead K Tre 55 and Sedona acoustic. 6L6 punchy, full lead tone set.Premium gold set. 4x 12AX7 EH Gold, 1x 12AX7 EH Gold Balanced, 2x 6L6GC EH Platinum Matched.