... type... Strut Channel/Steel Channel/Unistrut Channel/C-channel /Strut Framing with features :C and U shape strut channel with plain or slotted ... , 2.0mm, 2.5mm ,2.7mm,3.0mmC)Length:10 and 20 feet(3m,5.8m,6m ),special length are available ... Ablity:1000MTS monthlyH)Application :Hanging-Pipes System,Convenient in construction and save much more time and Labor ,light and cheap ,High Mechanical Strength