Spigot Square Truss, provided by Expansion Joint Pin is an exclusively designed string, which is suited to variety of applications. This is used to support lighting, sound equipment, banners and digital signs. It is popular as a multipurpose and high adaptable truss, provided with a specific load rating. Spigot Square Truss is versatile with indoor & outdoor applications and enables easy transportation, due to its lightweight. This is a highly resistant to cold, moisture, heat, and corrosion.