The ALUTRUSS BILOCK BQ2-S500 is a 2-way cross beam for the BQ2 2-point truss system. It features 50 mm truss pipes with a 2 mm wall thickness and 16 x 2 mm struts. The component is TIG-welded from EN-AW 6060 T66 aluminium alloy using AlMg 5 welding material. Its black, matte, powder-coated finish is specified for installation, trade fair construction, stages, clubs, dance schools, theatres, and shop fitting.