[Universal L-shaped bracket] The demonstration projection screen bracket has good compatibility and is suitable for installation on the study room and dry walls, brick walls and concrete walls. In addition, it is suitable for most manual projection screens or spectral projection screens on the market. [High quality and heavy duty steel] These projector screen brackets are made of high quality metal materials, very durable, corrosion resistant and not easy to rust. And its load capacity can reach 20kg, which is very practical. Additionally, the sturdy steel frame ensures that your screen is securely and securely fixed for long-term use. [Adjustable Hooks] The presentation projection screen hanging bracket can adjust the distance to the wall by rotating the screw and moving the hook to meet your needs. Allows cracks in corners, blackboards or TVs and eliminates keystone effects for excellent projector screen adjustments. [90 tilt and 360 rotation] The tilt angle of our L-shaped projection screen bracket can reach 90 and the rotation angle can reach 360. So it is very flexible and can meet your different installation needs. In addition, it is economical and very practical, so you can use it with confidence. [Comes with installation accessories] Assembling the stand is very simple, and our kit will come with all the hardware needed to install and hang the screen. Including screws, washers and hooks, etc., do not need to be purchased separately, saving you worry and effort, you can use it with confidence.