Black Powder Coated. Supplied with Half Connector Set. Prolyte H30 Truss compatible. 2 way 90 degree corner for our black 50mm quad trusiing. Features TUV Certified aluminium welding and 3mm wall thickness for a superb load handling capacity. A full range of lengths- baseplates- corners- connectors and couplers are available- making them ideal for fixed installation- shop fittings and events.. trussing-black quad trussing