| Model Number | MB520-KGNN-S01, MB520-WGNN-S01 |
| Exterior Color | Black, White |
| Materials – Exterior | Steel, ABS Plastic, Tempered Glass |
| Materials – Left Side Panel | Tempered Glass |
| Dimensions (L x W x H) | 499 x 210 x 498mm (Incl. Protrusions), 430 x 210 x 479mm (Body Size) |
| Motherboard Support | Mini ITX, Micro ATX, ATX, SSI CEB, E-ATX*, (*up to 12″ x 10.7″ motherboards, may impact cable management feature) |
| Expansion Slots | 7 |
| 3.5″ Drive Bays | 2 |
| 2.5″ Drive Bays | 3 |
| I/O Panel | 1x USB 3.2 Gen 1 Type-A, 1x USB 3.2 Gen 2 Type-C, 1x 3.5mm Headset Jack (Audio+Mic), 1x Reset/ARGB button |
| Included Accessories | ARGB Fans Hub |
| Pre-installed Fans – Front | 3x CF120 ARGB |
| Pre-installed Fans – Rear | 1x MasterFan Lite 120 |
| Fan Support – Top | 3x 120mm, 2x 140mm |
| Fan Support – Front | 3x 120mm, 2x 140mm |
| Fan Support – Rear | 1x 120mm |
| Radiator Support – Top | 120mm, 140mm, 240mm, 280mm, 360mm, (recommended maximum thickness -55mm) |
| Radiator Support – Front | 120mm, 140mm, 240mm, 280mm, 360mm |
| Radiator Support – Rear | 120mm |
| Clearance – CPU Cooler | 165mm/6.49″ |
| Clearance – PSU | 200mm, (Recommended up to 170mm) |
| Clearance – GFX | 410mm/16.1″ |
| Dust Filters | Bottom, Front, Top |
| Power Supply Support | ATX |
| Series | MasterBox Series |
| Size | Mid Tower |
