Kald Int'l Industry Limited is one of the leading China plain channel manufacturers and suppliers, and also a professional company and factory, welcome to buy low price and high-quality strut channel plain, strut channel and wholesale our good products.Product: Plain ChannelDescription:* Finishes: Pre-galvanized,electro-galvanized or hot dip galvanized* Size: 1-5/8"X1-5/8"    41x41mm1-5/8"X13/16"    41x21mm* Material:  1.2-2.5mm thickness, 1mtr, 2mtr, 3mtr length