Features： 1、Sandblasting And Oxidation Treatment: Surface is after sandblasting and oxidation treatment, bring corrosion resistance with high texture 2、Protects Your Instrument: The electric box is waterproof and sealed, which can protect your instrument even in harsh environments to work well 3、Easy To Assemble: The screws make the enclosure easy to assemble, easy to install, operate and carry, and the built in groove is better for installing objects 4、Good Signal Shielding: Aluminum alloy material is not only light, but also possess good heat dissipation and signal shielding performance, very useful 5、Widely Used In Housing: Widely used in power amplifier housing, circuit board housing, decoder housing, industrial equipment housing, etc., provide great convenience Specification： Item Type: Aluminum Alloy Electric Box Color: Matte black Material: 6063-T5 industrial extruded aluminum alloy profile Product Size: Approx. 58 x 110 x 120mm / 2.28 x 4.33 x 4.72in (there is a slight error in manual measurement) Aluminum Box Thickness: Between Approx. 1.25 ~ 1.5mm / 0.05 ~ 0.06in Product Structure: Split type Product Use: 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 Alloy Shell 2 x Flat Plate 8 x Screw