Swing wing truss 30 x 30 is equipped with steel spigot connections. Standard length is 96-1/8" (3 bay fits 3 moving heads). Supports up to 3 Lamp bars. Accessories include a 3rd caster assembly and cable hooks. Main chords are 2” OD x 3/16” aluminum. Diagonals are 1-1/2” OD x 1/8” aluminum. Fabricated by certified welders.