Profiles for various purposes are used as a supporting or load-bearing element when installing cable management systems. The channel has perforation on all three sides, which allows it to be fixed in different positions. Used for the installation of load-bearing structures as a support element, as well as for the manufacture of various types of metal structures. Possesses good load-bearing capacity, allowing the creation of load-bearing structures of non-standard sizes. The product is made of steel galvanized by the Sendzimir method. Intended for use in places preferably with a dry climate, indoors, and in mildly aggressive environments, in accordance with GOST 15150-69.