1.hot-dip galvanized 2.Passed ISO9001-2000 3.Material is steel 4.Reasonable price The one piece double span brace are used to support heavy cross arm construction.Braces are attached to the underside of the cross arm with 1/2 inch machine bolt or lag screw and fastened to the pole with a 5/8 inch machine bolt. ANGLE BRACE DOUBLE SPAN