The element is part of a system for constructing open cable routes of any complexity at industrial, civil, and commercial construction sites. A vertical hinge angle for ladder tray is designed to perform a turn at an arbitrary angle in the vertical plane. The product is suitable for a side height of 100 mm. Made of steel and galvanized using the Sendzimir method. Intended for use in locations preferably with a dry climate, indoors, and in mildly aggressive environments, in accordance with GOST 15150-69.