Profile U 6040, perforated on three sides, for the manufacture of hanging supports and supporting structures with system components. Dimensions (approx. dimensions) U-profile: 40 x 60 x 40 mm Profile thickness t: 4 mm Three-sided profile perforation, single row: 13 x 40 mm Center distance: 50 mm Length L: 3000 mm Material: Steel, hot-dip galvanized in accordance with DIN EN ISO 1461