The ASUS A21 system cabinet is designed for enthusiasts and gamers looking for a spacious, versatile, and aesthetically pleasing solution for their PC builds. With support for video cards up to 380 mm, CPU coolers up to 165 mm, and power supplies up to 210 mm, it accommodates a wide range of high-performance components. The tower form factor and efficient cooling system, featuring multiple fan mounts, ensure that your components stay cool under load. Additionally, the cabinet's cable management system and windowed side panel not only enhance airflow but also allow you to showcase your build. Whether you're assembling a new PC or upgrading an existing one, the ASUS A21 offers the flexibility, cooling, and style you need.