Sets the projector approximately 13 - 20 inches from the ceiling (in 1 inch increments) depending on the telescoping extension setting Max Tilt: +/- 80 degrees Lateral Shift Coupling allows 1-1/2 inches of left/right lateral adjustment 100% Aircraft Aluminum (6061-T6) Construction All the necessary hardware included Detailed instructions for easy and quick installation Actual mounting plate may differ from picture Not intended for drop/false ceilings.