Check the listing for details. SKB 1SKB-SC194U 4U Soft Rack Case 4 RU Space. Condition: New with tags. Listed at 154.99 USD. Primarily designed for wireless microphone systems, the 1SKB-SC194U, a 4U rack size soft case, features 600 Denier nylon-covered wood core construction and includes an adjustable shoulder strap and loop handle for easy transport.The 14.5” depth (front rail to back flap) provides plenty of room for the most popular wireless systems and is also an ideal solution for preamps, effects, etc. The padded front and back lid has heavy-duty zippers that allow the flaps to open fully and fold underneath. A zippered pouch on the inside front flap provides excellent storage for wireless mic antennae. The large exterior zippered pouch is ideal for cables and/or body packs. Threaded steel rack rails are recessed to provide protection for equipment controls without inhibiting proper antennae placement.