The EUROLITE TH-220 QUICK-LOCK Coupler SLIM is an extra-narrow truss hook for trade fair and shop-fitting applications. Its total thickness is 20 mm, with a clamp area of 44–50 mm and one M10 mounting screw. The coupler is made of aluminium casting and supports a maximum load of 50 kg according to BGV C1 and 100 kg WLL with a fourfold safety factor. It is black and weighs 0.37 kg.