3 octave Musser M55 Pro vintage vibraphone manufactured in 1973. (one owner). Full graduated vintage bars 2 1/4" - 1 1/2", variable speed 110v motor, can tune to A=440 or 442, fully serviced. Minor blemished from age. Refinished resonators. Vintage alloy Musser bars with a warm/cutting sound. Includes cases. Dimensions of instrument: Low End Width: 30", High End Width: 15.5", Length: 56", Height: 32" - 36", Weight: 137lbs. Ships in carton on crate: 69" L x 35" W x 23" H @220 lbs.