Beautiful 2-piece European Maple (A. pseudoplatanus) Back Set for Double Bass w/ matching ribs (3). This is a rare find.  Cut 2023.  Please check product gallery for closeups and end grain photos. Min. Dimensions: Each Half: 340mm x 1270mm.  Wedge thickness is: 50mm x 23mm at ends. Note: Outline shown in photo is 705mm width (Lower Bout) x 1150mm Length Ribs: 265mm x 1280mm x 5.8mm thk. Item: DB2P0523