This architectural drawing is CONNECTION OF M - LOCK LEDGER & M - LOCK STANDARD in detail AutoCAD drawing, dwg file, CAD file. An apparatus that supports the scaffold's weight, such as a base jack or plate. Connectors are used to unite the upright, standard component. A vertical brace is the ledger. The transom is a load-bearing element with a horizontal cross section that supports the batten, board, or decking unit. For more details and information download the drawing file.