Features Machine die-casting, surface oxidation treated with beautiful appearance. High quality aluminum, good heat dissipation and shielding signal performance. Can be used for decoders, controllers, electronic products, heat-dissipating aluminum casing, printed circuit board wiring aluminum box, thunder protection aluminum shell, DIY, etc. The thickness of the board is between 1.25~1.5mm,strong enough. Good looking sand black color surface,high end and elegant. Feature: 1. Machine die-casting, surface oxidation treated with beautiful appearance. 2. High quality aluminum, good heat dissipation and shielding signal performance. 3. Can be used for decoders, controllers, electronic products, heat-dissipating aluminum casing, printed circuit board wiring aluminum box, thunder protection aluminum shell, DIY, etc. 4. The thickness of the board is between 1.25~1.5mm,strong enough. 5. Good looking sand black color surface,high end and elegant. Specification: Item Type:Enclosure Material:Aluminum Alloy Color:Sand Black Size:55 x 106 x 200mm / 2.17 x 4.17 x 7.87in Flap Thickness:1.25~1.5mm Package List: 2 x Shell2 x Baffle1 set of Screws Package List 2 x Shell 2 x Baffle 1 set of Screws