NZXT ZERO 2 Crafted Series Steel Full Tower Chassis - No Power (Black) Featuring a sturdy 1.0mm steel chassis, the Zero's structural integrity cannot be doubted. Weighing at 10.2KG the zero 2 is a beast of its own. Zero 2's quad side fans are perfect for users running multi GPU systems. Top mounted USB, Audio, and E-SATA Ports.Intel HD audio compatibility Quad 120mm fans dedicated for CPU and GPU cooling NZXT Crafted Series Design: NZXT's latest addition to the Crafted Series takes cues from gaming culture with elegant curves