- 800W, 4-10 in. Neodymium speakers, available in 4 or 8 ohm impedance, one Speakon and one regular 1/4 in. jack, black covering, silver metal grille, 23.5 in. wide, 24.5 in. tall, 14.75 in. deep, 41 lbs., mfg. 2010-disc.

- similar to the MB² 500 Head, except in combo configuration with 2-12 in. neodymium speakers, black covering, silver metal grille with GK logo, 39 lbs., mfg. 2008-09.

- 500W @ 4 ohms (350W @ 8 ohms), lightweight bass head unit, hybrid chassis, preamp: 3 X 12AX7, power: solid-state, two channels, front black control panel, single input, nine black knobs (g1, g2, c, t, h/m, l/m, b, MV A, MV B), 14 dB pad s...

- 350W @ 8 ohms (500W with an extension speaker cabinet), 2-10 in. Neodymium speakers with a horn, bass combo, solid-state chassis with a digital power amp, two channels (normal, boost), top silver control panel, two inputs (passive, active...

- 100W, 1-12 in. speaker, 8 ohm impedance, black covering, black grille, 16 lbs., current mfg.

- 400W, 4-10 in. speakers with a piezo tweeter, 8 ohm impedance, Speakon and 1/4 in. standard speaker jacks, tweeter defeat button, plywood construction, black Tolex covering, gray metal grille, 23.5 in. wide, 26.5 in. tall, 18.5 in. deep,...

- 200W, 1-15 in. speaker with a horn, bass combo, solid-state chassis with a digital power amp, two channels (normal, boost), top silver control panel, two inputs (passive, active), seven black knobs (g, t, hi-mid, low-mid, b, boost Ch. MV,...

- 150W, head-unit configuration, solid-state chassis, single channel, stereo chorus (with knobs), front gray control panel, single input, nine black knobs (v, t, h/m (freq & level), h/l (freq & level), b, output level, limiter level...