With the Duratruss DT ST-A28-A35, you can stably mount a 35mm truss adapter on a stand with 28mm stand adapter.
The Duratruss ST-TA400 truss adapter is specifically designed for the Duratruss 2800B-ECO wind-up stand. With this 400mm adapter, you can fasten your truss to the stand to raise it up to 2.8 metres