B4-mATX

Compact 21.3L mATX case with broad compatibility. Supports M-ATX / Mini-ITX, 4-slot GPUs up to 358mm long, and ATX power supplies up to 140mm. Supports radiators up to 360mm with an SFX power supply, or 240mm with an ATX power supply. Provides up to 165mm of clearance for CPU coolers, or 159mm with the side fan bracket installed. Includes 2 pre-installed slim 120 × 120 × 15mm fans at the top. Supports up to 9 fans at the top, sides, bottom, rear, and front.

• Removable top bracket for easier access when connecting the CPU 8-pin power cable and fan.
• Removable front bracket for easier installation of large GPUs.
• Supports both horizontal and vertical layouts.
• Optional Vertical AeroDeck adds support for up to 3 × 120mm or 2 × 140mm fans for GPU cooling.