Used Gallien-Krueger MB Fusion 500W Bass Amp Head

Used Gallien-Krueger MB Fusion 500 bass amp head in good condition, delivering the signature GK punch with a warm tube-driven preamp. Rated at 500W at 4 ohms (350W at 8 ohms), it’s lightweight and gig-ready with a 3-band active EQ, Gain and Master controls, and a balanced XLR DI for direct-to-PA sound. A powerful, portable choice for players who want clarity, growl, and dependable stage volume.