MHU-12 Munitions Handling Trailer Note: This item is currently in storage. The MHU-12 munitions handling trailer is used to transport munitions between the storage areas and the flightline. It has a 5,000 pound capacity and can accommodate a wide variety of munitions. The trailer on display was refurbished by the 1st Equipment Maintenance Squadron at Langley Air Force Base, Va., and was received by the museum in 1991. Click here to return to the Featured Accessions index.