Carbide Series 200R is compact, but its designed to let you build high-performance systems with massive storage, extra graphics performance, and superior cooling and ventilation. Less work. More play. Build with the Carbide Series 200R and the only time youll need to pick up a screwdriver is to install the motherboard. The mid-tower form factor combines room for expandability and out-of-the-way exterior dimensions.- Front Panel USB 3.0- Tool-free SSD, HDD, and ODD installation- Cable routing and CPU cooler back-plate motherboard cut-outs- Seven PCI-e slots with thumbscrews and room for GPUs 320mm long- Install up to four 3.5 and four 2.5 drives simultaneously tool free.- Up to eight fan mounts for optimal cooling potential- Dust filters for front and PSU intake. - Supports up to ATX Motherboards