Classic Studio Case Designed by Steinway & Sons.
High Polish: Ebony, Sapele Mahogany
Staggered spruce backposts (5). Total CSA: 223 cm2 (34.5 in2). Thickness of post: 4.5 cm. Width of post: 10 cm.
Laminated bi-directional Maple. Thickness: 30 mm.
Solid Spruce. Linear taper. Vibrating area: 1.16 m2 (1,794 in2)
Ribs notched into inner rim (no floating ribs). Ribs made of spruce and staggered/graduated. Number of ribs: 10
Vertically laminated maple base with solid maple cap.
Designed by Steinway. 17,505 kg (38,512 lb) tension.
Cast iron, painted with Steinway Gold.
Carbon steel, nickel coating.
Roslau wire. Number of sizes of treble strings: 12. Lowest tenor note: 32. Number 1 speaking length: 112.0 cm (44.1″)
Specified by Steinway. Weight of topfelt: 6 kg (13 lb).
All wood (no plastic) for all moving parts. Aluminum action rails.
Steinway design. Spruce.
Brass. Middle pedal is for muffler.
All wood Back construction (no MDF except in cabinet parts). Solid filler blocks in backframe (near top). Backposts are large and staggered. Bench: Matching cushioned bench.