Feature:1. [ALUMINUM ALLOY] Using aluminum alloy material, sandblasting oxidation treatment, with and high texture.2. [GOOD SEALING] The aluminum alloy box has good waterproof sealing performance, and can be used in harsh environments.3. [SCREW MOUNTING] Equipped with screws, easy to install and carry, and built in for better installation objects.4. [HIGH PERFORMANCE] The aluminum alloy project box is light in weight and has good heat dissipation and shielding performance.5. [WIDE APPLICATION] Often used as power amplifier housing, circuit board housing, decoder housing, industrial equipment housing, etc.Specification:Item Type: Aluminum Alloy Project BoxColor: Matte SilverMaterial: 6063-T5 industrial extruded aluminum alloy Product Size: Approx. 83 x 145 x 150mm / 3.3 x 5.7 x 5.9in (there is a slight error in manual measurement)Aluminum Box Thickness: Between 1.25-1.5mmProduct Structure: Split TypeApplication: Can be used for heat dissipation aluminum shell of electronic products, PCB wiring aluminum box, thunder aluminum shell, DIY, etc. Package List:2 x Main Aluminum Shell2 x Boards8 x ScrewsNote:Please allow 1‑3mm error for manual measurement.