strut channel,uni-strut channel,steel channel c channel,steel strut channel strut channel,uni-strut channel,steel channel c channel (1)Pre-galvanised , ... 4) 41mm*41mm,41mm*21mmDetailed Product Description41series galvanized profile steel 1.41*41/41*21etc 2.Lenght:3M 3. ... Material:carbon steel/stainless steel etc 4.High quality41series galvanized profile steel1.Material:carbon ...