Metal mounting system for use with metal roofing comprised of [metal mounting restraints,] braces, struts and clamps; metal rails for use with mounting to metal roofs; metal mounting supports for use with mounting ancillaries, communications equipment and walk paths to metal roofs; metal struts; metal clamps; [metal couplings,] struts, clamps, connecting hardware and braces used with metal roofing; [metal anchors;] metal hardware and accessories for mounting air conditioning and other mechani...