Feature: 1. The exterior is sandblasted and oxidized, which is corrosion resistant and has a high texture. 2. Waterproof and sealed to protect your instrument even in harsh environments. 3. The case comes with screws, simple assembly, easy to install, use and carry. 4. Suitable for GPS shell, circuit board shell, decoder shell, industrial equipment shell, etc. 5. This aluminum alloy shell is professionally designed, compact in structure and not easily damaged. Specifications: Item Type: Circuit Board Enclosure Case Product Specifications: Integrated Color: Sandblasted and Oxidized Black Size: Approx. 28 x 84 x 110mm / 1.1 x 3.3 x 4.3in (manual measurement, slight error) Material: aluminum alloy Scope of application: GPS shell, circuit board shell, decoder shell , industrial equipment shell, etc. . Size: approx. 80 mm / 3.1 inch 2 mm / 0.1 inch 78.5 mm / 3.1 inch 72.6 mm / 2.9 inch 77 mm / 3 inch 84 mm / 3.3 inch 1.694 mm / 0.1 inch 15.6mm/0.6in 24mm/0.9in 28mm/1.1in Radius: Approx. 5mm / 0.2in Package List: 1 x Shell 2 x Cover 8 x Screws