ergonomic grip panel 3d model

Create a single ergonomic grip panel designed to be glued onto an existing sword handle. Do NOT generate a full handle, only a thin grip plate. The panel shape is vertically elongated with a gentle pistol-style curve. Total height 115 mm. Width at the top 26 mm, maximum width in the middle 35 mm, bottom width 30 mm. Base thickness 2.5 mm with a smooth ergonomic palm swell increasing thickness in the center up to 4 mm. The front surface is fully covered with a repeating diamond knurl grip pattern. Each diamond shape about 4 mm wide and about 1 mm deep, arranged in a 45-degree cross pattern to create a textured grip. Around the outer edge leave a smooth border frame 2 mm wide. Edges slightly rounded with about 1.5 mm radius. The backside is slightly concave about 2 mm to match a curved handle surface and allow gluing. Matte tactical grip texture. single solid object, clean topology, symmetrical left-right, no extra parts, high detail grip texture