Abstract: There is disclosed a bracing bar assembly for use in connection with a cargo container which includes a tubular freight bar having a hollow interior, a pair of upper and lower interiorly formed rails extending the length of the brace bar forming lock channels at each end of the brace bar, a lock assembly formed by a main body portion having a horizontally elongate configuration and sized so as to be slideably positionable within the lock channel, the exterior end of the main body portion of the lock assembly provided with a latch mechanism including a lower notched end and an upper end having a spring loaded finger latch and brace bar and lock assembly cooperating lock holding means to hold each of the lock assemblies in position within the lock channels of the brace bar to complete the assembly.