The Marine Corps’ first two Kaman K-MAX Helicopters arrived at Marine Corps Air Station Yuma, Ariz., Saturday, May 7, 2016. The K-MAX will be added to MCAS Yuma's already vast collection of military air assets, and will utilize the station’s ranges to strengthen training, testing and operations across the Marine Corps. - The Marine Corps’ first two Kaman K-MAX Helicopters arrived at Marine Corps Air Station Yuma, Ariz., Saturday, May 7, 2016. The K-MAX will be added to MCAS Yuma's already vast collection of military air assets, and will utilize the station’s ranges to strengthen training, testing and operations across the Marine Corps.