Lift n Lock(TM) design offers easy, 1-person installation; All exposed hardware has unique penta shape for security; Full 40deg of pitch & roll for the most installation flexibility; MicroDial(TM) design means pitch & roll are interchangeable & micro adjustments are done by hand; QuickLock(TM) feature for sliding connectors to the correct mounting position; no tools required; Projector mount connectors can be tucked up for a lower profile or extended to access projector controls ; Fits small to large projectors; Supports up to 40lbs ; Pitches /-16.5deg ; Rolls /-16.5deg ; Yaws /-180deg ; Single-stud or solid-ceiling mounting; 5-year warranty; Includes ceiling plate, 3 NPT, projector mount & all necessary hardware; Steel; Black;