Features： 1、[ALUMINUM ALLOY] Using aluminum alloy material, surface sandblasting oxidation treatment, with corrosion resistance and high texture. 2、[HIGH PERFORMANCE] The aluminum alloy enclosure is light in weight and has good heat dissipation and signal shielding performance. 3、[EASY INSTALLATION] Equipped with screws, easy to install and carry, and built in grooves for better installation objects. 4、[WIDE APPLICATION] Can be used as power amplifier shell, circuit board shell, decoder shell, industrial equipment shell, etc. 5、[GOOD SEALING] The aluminum alloy box has good waterproof sealing performance, and can be used in harsh environments. Specification： Item Type: Aluminum Alloy Enclosure Color: Matte Silver Material: 6063-T5 industrial extruded aluminum alloy profile Product Size: Approx. 62 x 178 x 200mm / 2.4 x 7 x 7.9in (there is a slight error in manual measurement) Aluminum Box Thickness: Between 1.25-1.5mm Product Structure: Split Type Application: Can be used for heat dissipation aluminum shell of electronic products, PCB wiring aluminum box, thunder protection aluminum shell, DIY, etc. Package List： 2 x Main Aluminum Shell 2 x Boards 8 x Screws