GT-300mm is a 4-point square truss with a 50 mm tube diameter and 3 mm wall thickness. It uses a manufacturer-specific conical connector system joined with a copper hammer, with conical connectors included in delivery. The system is available in 1 m, 2 m, and 3 m lengths and finishes in Black or Silver. Load ratings are 9.09 kg (1 m), 16.8 kg (2 m), and 23.6 kg (3 m). Special designs and powder coatings are available on request.