Strut Channel 1) Size: 41 x 41, 41 x 21, 41 x 62 2) Finished:PLAIN, PG, ZP, HDG 3) Thickness: ... , PG, ZP, HDG, POWDER COATING3) Size: 41 x 41, 41 x 21,41 x 25, 41 x 62, 62 x 41,17x 28, 38 x 404)Thickness ... .8m,6m ),special length are available upon requests structural steel,unistrut channel