Peerless PRG-UNV Precision Projector Ceiling BracketThe Peerless PRG-UNV Precision Gear Projector Mount simplifies image alignment whilst providing safe, secure installation. The patent-pending precision gear design allows exact tilt and roll image positioning by either simply turning two adjustment knobs with a Phillips screw driver, or use the tool-less option by extending the knobs to adjust by hand.Specifications: Tilt: ±20°, Roll: ±10°, Swivel: 360° when mounted on extension column ±15° when flush mounted on ceilingsPatent-pending precision gears provides exact projector image alignmentPre-assembled design reduces installation timeTwo adjustment knobs control projector image alignmentHorizontal wrench access slots make flush mounting installations fast and easyCable management allows cables to be routed through projector mount out of sightQuick-release mechanism to easily service projector ”U” shaped pitch bracket allows for hassle free cable routingSpider® Universal Adapter Plate extends up to 17.63" (448 mm) to fit most projector modelsPre-installed security screws provide optional tilt and roll lock to prevent tampering with adjustment knobs