InstallerParts Projector Ceiling Mount PRB-1 Silver -- For Small to Medium Projectors such as Optoma, Casio, Viewsonic, Epson, Canon, BenQ, HP, NEC and more! Tilt angle: -15 degrees (up) and +15 degrees (down) Adjustable 3.15" or 6.7" (80 or 170mm) from ceiling to top of projector 22-pound (10 kilogram) maximum load weight 360 degree rotation Easy assembly and installation! Instructions included