【Single Hole Projector Stand】 Perfectisan's projection stand is suitable for small projectors or projectors with one mounting hole, and has a 1/4-inch mounting thread. able to hold up to 33 lbs (15KG) | 【Exclusive patent】Perfectisan independently developed and designed a patented quick locking device, a unique "anti-slip" adjustment system that will not shift after letting go, accurately adjust the projection position, easily fix the angle you want and lock it in any position! The angle of the projection bracket is adjustable, 90° tilt, 360° rotation, and 25° pitch at any angle, making it easy to use. | 【Adjstable Height & Easy Installation】The maximum length of the projector stand is 13.5 inch / 34.3 cm, and the retractable height is from 8.94 -13.5 inch. It offers flexible mounting options, allowing you to choose ceiling or wall mounting according to your preference and space requirements, simply drill holes in a load-bearing wall or ceiling to complete the installation. | 【Sturdy Construction】This projection stand is made of high quality aluminum alloy with anti-shake and thickened base, perfect for use in classrooms, conference rooms, hotels, home theaters, restaurants, or anywhere you need to install a projector. | 【Package Included & Quality Service】Perfectisan will provide all accessories required for installation as well as the projector stand itself. The package includes different types of screws x 10; bolts x 4; wrench x 1; L-shaped socket x 1; installation instructions x 1; If you have any questions about this projector stand, please contact us as soon as possible if you encounter any problems during the purchase process, we will try our best to solve the problem for you in time.