Tags: 102mm, 152mm, 204mm dwg, 4", 4in, 6", 6in, 8", 8in, bk-400, bk-600, bk-800, bottom, Bracing, Buck, bucking, build, build buck, BuildBuck, Door, door bracing, door installation, eight, four, header, install, Installation, jamb, Lintel, opening, opening bracing, perspective, section top, six, stirrup, Window, window bracing