ALUTRUSS TRILOCK S-4000 is a 3-point aluminium truss element for stage, trade-fair, event and permanent installations. It measures 400 cm in length, 29 cm in width and 25.70 cm in height. The main chords use 50 mm diameter aluminium tubing with 2 mm wall thickness, while the 16 mm braces use 2 mm wall thickness. It features conical connections and a Quick-Lock assembly system.