M197A1 Dolly, Trailer Converter: 6-ton, 2-Wheel at the US Marine Corps Mechanized Museum, Camp Pendleton, CA.
Military Dolly and Dolly Sets are used to convert semitrailers into full trailers. Dolly Set Mobilizers are made for the purpose of making containers or transportable shelters towable by attaching to both ends and lifting the weight onto the dolly set mobilizer wheels.
K-83 Dolly, Trailer Converter (G-695) Used with K76A & B semitrailers General Electric constructed a dolly for the SCR-584 radar vam, designated K-83. The K-83 was designed to attach to a semi-trailer hitch, allowing smaller vehicles to move the SCR-854