Used Ksr COLOSSUS Tube Guitar Amp Head

Experience massive tone and unmatched versatility with this used KSR COLOSSUS Tube Guitar Amp Head, now available in excellent condition. Handcrafted in the USA, the Colossus delivers up to 180 watts of all-tube power via six 6550 power tubes, offering immense headroom and clarity. With three fully independent channels—each with its own EQ, gain structure, and voicing—it’s perfect for dialing in pristine cleans, gritty crunch, and modern high-gain saturation. MIDI compatibility, built-in noise gate, and serial/parallel FX loop give you pro-level control and flexibility on stage or in the studio. This amp has been well cared for and performs flawlessly, delivering the legendary KSR tonal quality that professionals demand. Don’t miss out on this powerful and rare amp head.