Computer case,PC Case,ATX Tower Case,Computer Parts,Peripherals Structure size: 450mm*188mm*430mm(L*W*H) Carton size: 485mm*240mm*535mm(L*W*H) 1*40HQ: 1100 PCS NET WEIGHT: 7.5KG GROSS WEIGHT: 8.5KG 0.6MM SECC Drive space: 4*5.25 1*3.5FDD 5*3.5HDD Front interface: USB2.0*2+AUD (included) Handel: H1*1 (optional) Fan space: 12CM*1 front metal panel (optional) 12CM*1 rear metal (optional) 24CM*1 side panel (optional) airduct (optional) Features: big space up to 244mm mainboard Folded edge, Screwless structure handle screw pci vertilation