High Quality Content by WIKIPEDIA articles! Modernized Load-Carrying Equipment, also known as M-1967 Modernized Load-Carrying Equipment or MLCE, was introduced into United States Army service in 1968 during the Vietnam War. The M-1967 MLCE was not specifically designed to replace the canvas and cotton duck M-1956 Load-Carrying Equipment (which was the current United States Army load-carrying system at the time), but instead it was designed for use in tropical environments.