we produce kinds of cold rolled steel profiles,high quality, competitiv price and timely delivered! strut channel General information about strut channel as follows: size41*21,41*41,41*62,41*74....thicknessaccording to your demandzincpre-galvainzedhot dip galvanizedholesauto punchingLengthas your demandFeel free contact with me for more details please!! strut channel