ALUTRUSS SINGLELOCK SPAC-41 is a 4-way, 90° corner crosspiece for the SINGLELOCK SP 1-point aluminium truss system. It uses a QUICK-LOCK connection with a conical connector, pivots and pins. The crosspiece is designed for 50 mm truss tubing with a 2 mm wall thickness and measures 50 cm in length, 50 cm in width and 5 cm in height. It is intended for stage, trade fair, shop-fitting and event constructions.