[Specifications] Manufacturer Part Number: HG-12-95 Divider Dimensions: 3.3 inches (85 mm) Effective Depth: 3.8 inches (97 mm) Width x Depth x Height (Outer Dimensions): 9.8 inches (250 mm) x 19.7 inches (500 mm) x 4.9 inches (125 mm) Weight: 2.9 lbs (1.9 lbs (1 lbs (1 lbs (1 kg).