Ideal for hotels, offices, lecture theaters, conference rooms and classrooms The projector frame is very stable, made of aluminum alloy + plastic material, sturdy and durable, and can support projectors and other equipment weighing approximately 11 pounds (approximately 5 kilograms). Projector mounting frame size: height: 16.5cm / 6.49 inch (approximately), chassis diameter: 9cm / 3.54 inch (approximately) It is very suitable for live demonstrations, homes, offices, travel or trade exhibitions, etc. The wall-mounted projector bracket can be adjusted 360 degrees horizontally and 90 degrees vertically to facilitate you to find the right angle. The projector mounting bracket can be easily fixed on the ceiling or wall, and the installation is easy and does not take a lot of time. It can be installed on concrete and wall surfaces, flat ceilings, suspended ceilings, etc. according to requirements.