Long version metal chassis fits in all types of Mainboard up to 244mm • Structure size: 410 x 180 x 415 mm ( L x W x H) - Long version • 390 x 180 x 415 mm ( L x W x H) - Short version • Carton size: 485 x 240 x 570 mm ( L x W x H) - Long version • 485 x 240 x 535 mm ( L x W x H) - Short version • 1*40HQ: 1180pcs (Long version)/ 1350 (Short version) • Net weight: 6.5KG (Long version)/ 5.5KG (Short version) • Gross weight: 7.5KG (Long version)/ 6.5KG (Short version) • Driver space: 4 x 5.25' external, 1x 3.5' external 6 x 3.5' internal • Cooling fan space: 2 fans' space (Option) • Expansion slots: 7 full size • USB port: USB*2, microphone*1, Earphone*1 • Blue neon light on front panel • All edges debarred for safety • zinc plated treatment, 0.5mm S.E.C.C. or 0.5mm S.G.C.C. • Handle screw