"ITEM IS A PORTABLE STORAGE RACK FOR ACCESS PANELS,COVERS,HOUSINGS,AND THE LIKE THAT ARE BEING REMOVED FROM THE MISSILE TO ALLOW TESTING AND MAINTENANCE ON VARIOUS INTERNAL PARTS;IT IS SUPPORTED ON CASTERS AND HAS CUSHIONED SHELVES;DIMENSIONS ARE 36 IN. WIDE BY 72 IN. LONG BY 50 IN. HIGH;MATERIAL ISSTEEL AND PLYWOOD"