The 3i-231714WMC 4U Wireless Mic Fly Rack allows for transport of both rack equipment and wireless transmitters all in the same case. This case features a 4U injection molded rack frame with space below for four wireless handheld transmitters and four body pack transmitters with additional space for smaller accessories.

All SKB iSeries Injection Molded Mil-Standard Waterproof Cases are molded of ultra high-strength polypropylene copolymer resin and feature a gasket-sealed water and dust tight submersible design (MIL-C-4150J / IP67). Other standard features include a molded-in hinge patented trigger release latch system comfortable snap-down rubber over-molded cushion grip handle automatic ambient pressure equalization valve (MIL-STD-648C) and resistance to UV solvents corrosion fungus and impact damage (MIL-STD-810G).