Feature: 1. Sandblasted and Oxidation: The surface of the case is sandblasted and oxidized, which is corrosion resistant and has a great texture. 2. Good Protection: The case is waterproof and has good sealing, protecting your instrument greatly and can work well even in harsh environments. 3. Easy Installation: The enclosure comes with screws, easy to install and carry, built in slots, can better install objects. 4. Aluminum Alloy Material: The case is made of aluminum alloy, light in weight, has good heat dissipation and signal shielding performance. 5. Wide Applications: The case can be widely used in power amplifier, circuit board, decoder, industrial equipment, etc. Specification: Item Type: Aluminum Alloy Enclosure Material: Aluminum Alloy Specifications: One Piece Size: Approx.23.5x84x90mm/0.9x3.3x3.5in Colour: Sandblasted Oxidized Black Baffle Thickness: Approx.1.25-1.5mm/0.05-0.06in. Package List: 1 x Aluminum Alloy Enclosure2 x Baffle8 x Screw Note: Match the appropriate model size before use.