Global Truss Half Coupler Heavy Hex 48-51/50/750kg stage black is a 6061-T6 aluminum clamp designed for truss tubes with a 48–51 mm diameter. It offers a 50 mm wide body and a tensile load rating of 750 kg for demanding rigging. The fastener uses an M12 nut with a wing nut for secure tightening, and hex-screw mounting enables permanent installation on walls or ceilings. Finish is black; no TÜV certification is stated. Suitable for fixed installations in stage and studio rigging.