The 5th Battalion, 4th Air Defense Artillery Regiment (5-4 ADA), 10th Army Air and Missile Defense Command, is the first unit in the Army to receive the Mobile Short Range Air Defense (M-SHORAD) system. The M-SHORAD integrates existing guns, missiles, rockets and sensors onto a Stryker A1 vehicle. The system is designed to defend maneuvering forces against unmanned aircraft systems, rotary-wing and residual fixed-wing threats.