... CHANNEL 1)Material:HDG,PG,Powder Coated 2)Thick(mm):1.5 2.0 2.5 3)Size:41*41 41*21 ... 4)Slotted and Plained type... Strut Channel/Steel Channel/Unistrut Channel/C ... -channel /Strut Framing with features :C and U shape strut channel with plain ... 41mm, 41*62mm,41*82mmB)Thickness:1.5mm, 2.0mm, 2.5mm ,2.7mm,3.0mmC)Length:10 and 20 feet( ...