In situations that require a flying screen application, the Fly Brackets-(Single)-Cinefold/Truss Cinefold/Truss Cineperm feature suspension support tested up to 180 lb per bracket. Made of steel with black powder coating, the fly brackets provide easy installation. Product ships with a shackle rated to 1,500 lb (680.4 kg) capacity. Fly brackets work with Cinefold, Truss Cinefold, and Truss Cineperm projection screens. Not recommended for Cineperm.