The element is part of a system for constructing open cable routes of any complexity at industrial, civil, and commercial construction sites. The vertical hinged angle for the ladder tray is designed to perform a turn at an arbitrary angle in the vertical plane. Suitable for a side height of 50 mm. The product is made of steel galvanized by the Sendzimir method. Intended for use in locations preferably with a dry climate, indoors, and in mildly corrosive environments, in accordance with GOST 15150-69.