EUROLITE STR-3550L is a steel adapter coupler for stand and rigging applications. It features a powder-coated steel construction and connects a 50 mm clamp attachment system to a 35 mm adapter attachment system. The unit measures 8 cm in width, 9.5 cm in depth, and 18.5 cm in height, with a product weight of 0.67 kg. Its working load limit is 500 kg under a 4-fold safety factor.