VERTICALS PIN BLOCK: 15-ply laminated maple TUNING PINS: nickel plated STRINGS: made of Roslau music wire PRESSURE BAR: nickel plated HAMMERS: premium grade wool,"T" wired KEYS: full length,balanced and weighted ACTION: all maple with aluminum rail SOUNDBOARD: all spruce surface tension BRIDGES: hard rock maple RIBS: spruce and notched into the liner PLATE: dimensionally accurate V-pro BACKPOSTS: 4 laminated hardwood MIDDLE PEDAL: quiet play WARRANTY: 12 year limited (lifetime soundboard)