Mesh cable tray universal connector, three-part, for creating longitudinal connections of continuous ceiling supports, including hot-dip galvanized and toothed special flange nut similar to DIN EN 1661. For use in suspended ceilings with fire protection requirements (model pipe system guideline MLAR 2/2015), please note additional regulations! For use in functional maintenance, please note additional regulations! for ceiling supports: DT 50. ... DV Dimensions (approx. dimensions) L x W: 30 x 20 mm Thread: M 6 Thread length: 20 mm Material: Steel, galvanized in accordance with DIN EN ISO 2081, blue passivated