The PBC Series of universal projector mounts fit most projectors that weigh up to 60lbs. (27.2 kg). It includes a standard 1.5" NPT coupler and ceiling plate that mounts to a single stud or 4.5" bolt pattern. The Premier Mounts PBC-UMW offers flexible projector positioning with four patented dual-joint support arms (US Patent number 7,942,375) that can reach almost any mounting point. It also includes a quick release connector that allows the projector to be installed quickly and then easily released for maintenance, without re-alignment.