GB1K Specifications Key Surfaces White: Acrylic resin, Black: Phenolic resin Music Desk Positions 5 Lid Prop Positions 2 Lid Edge Square Center Pedal Bass sustain Cabinet Finishes Polished Ebony, Polished American Walnut, Polished Mahogany, French Provincial Cherry and Georgian Mahogany Dimensions Length 5′ 0″ (151 cm) Width 57″ (146 cm) Height 39″ (99 cm) Weight 574 lbs. (261 kg.)