The E-IMAGE LS-PRO60 Heavy duty light stand is made of strong and lightweight aluminum,can rise to a maximum of 111inch (283cm) and support loads weighing up to 17.6lbs. With the spigot can accepts light fixtures that have a 5/8" receptor or stud, the reversible spigot has 1/4" threads on one end and 3/8"threads on the other. Air cushioning prevents damage to fingers and equipment if you forget to fully tighten the stand sections.