Zalman Z9, Midi Tower, PC, Black, ATX, Plastic, Steel, 120,140 mm Zalman Z9. Form factor: Midi Tower, Type: PC, Product colour: Black. Front fans diameters supported: 120,140 mm, Side fans installed: 2x 120 mm, Side fans diameters supported: 120 mm. Width: 207 mm, Depth: 504 mm, Height: 464 mm. Dimensions (WxDxH): 207 x 504 x 464 mm, Internal drive bays: 3.5" x 5, 2.5" x 1, External drive bays: 5.25" x 3, 3.5" x 1