US SKB1SKB-R904U20 air box standard 4U chassis damping device protective flight case

4U Roto Shockmount Rack Case - 20 "; Deep Model:. 1SKB-R904U20 drum rack design based on the ultimate strength of the series, to provide additional protection to this revolutionary design and installation in all eight corners adjustable elastic damping the internal framework, control all three axes of the impact shock and vibration space around the internal frame provides a truss-fixing - which is very important for precision equipment they have only half the old wooden chassis weight by weight. Shipping weight 18.14 kg Product weight 16.33 kg internal dimensions of 5.72 cm thickness of the cover inner width 48.26 cm 17.78 cm internal height internal rack space unit volume of 0.04 cubic meters depth of four rail-to-rail rack 50.80 cm depth of the rack rail to the outside cover 23.50 cm Exterior dimensions Depth 69.85 cm Width 73.66 cm external appearance apparent volume of 40.64 cm height: 0.21 m3