Product description PIN BLOCK: 16-ply laminated maple TUNING PINS: nickel plated STRINGS: made of Roseau music wire AGRAFFES: 50 or more gaffes in the bass section HAMMERS: double coated premium grade wool KEYS: full-length, balanced and weighted ACTION: all maple with aluminum rail SOUNDBOARD: all spruce surface tension BRIDGES: maple with an extended cantilever bass bridge RIBS: spruce and notched into the inner rim PLATE: dimensionally accurate V-pro BEAMS: laminated hardwood MIDDLE PEDAL: full sustention FLOOR TO KEYBOARD: 24 1/2" KEYBED THICKNESS: 2" WARRANTY: 12 year limited (lifetime soundboard)