Gallien-Krueger Gig Bag for MB 500 and MB800 Bass Amp Head Gig Bag for MB 500 and MB800 Bass Amp Head Heavy-duty nylon padded bag with shoulder strap Fits the MB500, MB800, MB Fusion 500, MB Fusion 800 and additional accessories Heavy-duty nylon padded bag with shoulder strap Fits the MB500, MB800, MB Fusion 500, MB Fusion 800 and additional accessories