Magma Ctrl Case Kontrol S2 Mk3. The CTRL S2 MK3 is a superlight and compact hard-shell case, offering a safe and convenient way to transport your NI Traktor Kontrol S2 MK3 Controller (including shoulder strap). Made from a lightweight and rigid Durashock molded EVA shell, the inner lid is lined with high-density foam to protect the screens, jog wheels, and controls. Whether you are driving or flying to your next gig, the MAGMA CTRL Case S2 MK3 will be by your side throughout the journey.