The element is part of a system for constructing open cable routes of any complexity at industrial, civil, and commercial construction sites. The 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 150 mm. Hot-dip galvanized according to GOST 9.307-2021 and used for installation in high-humidity and low-pollution indoor environments, outdoors, and in mildly corrosive environments, in accordance with GOST 15150-69.