Specifications: ATX series Description: Chassis size:(L)430*(W)190*(H)470mm Packing size: (L)490*(W)230*(H)515mm Motherboard type:ATX\MICRO ATX/FLEX ATX Thickness:0.4/0.6mm CD-ROM space:4 H.D.D space:4 Cooling fan place:1*8cm at side, 1*12cm at front ,1*8cm at back Side panel optional:8cm Prescott air duct 20ctr:500pcs 40HQ:1180pcs