The ALUTRUSS TOWERTRUSS TQTR-500 is a four-point tower truss cross beam for constructing ground supports and Tower System I and II structures. It uses four 50 mm aluminium main chords with 4 mm wall thickness and 20 mm braces with 2 mm wall thickness. The element has 50 cm length and 29 cm width and depth. Connections use cones, pivots and pins with the Quick-Lock system. The truss is TÜV Süd certified.