Ampeg B-100R Bass Combo AmpNotes Casters have been attached to the bottom of the cabinet. A new 15 Inch Speaker was installed. Includes a dust cover. A Ampeg B 100R Bass Combo Amp in Very Good condition! At Evolution Music, we attempt to highlight cosmetic defects (if any) by picturing every angle of every piece of gear so you know exactly what you are getting. We always picture any and all accessories too. What you see is what you will get so please check out the pictures!