Used Gallien-Krueger Backline 600 300W Bass Amp Head

Used Gallien-Krueger Backline 600 bass amp head in great condition, delivering punchy GK tone with 300 watts of solid-state power. Features a responsive 4-band active EQ plus contour for quick shaping, built-in effects loop, and direct XLR out for easy recording or PA connection. Rugged and gig-ready, it’s a reliable, loud, and tight-sounding choice for rehearsals, stages, and studio work.