Universal Extending Ceiling Projector Mount, Adjustable Height, Rotating Joint, Wall Mount Projectors Bracket (White)

Will this projector mount fitting for me? Please check the following detail:
Please check the wood studs on your ceiling. This mount can also be used on concrete and brick ceiling. note: does not support vaulted ceiling and drywall.
Please check the weight of your projector, the projector weight should be less than 44lbs (20kg).
Check the mounting holes on the top of your projector and measure the distance between each hole. Your projector mounting hole must be between 2” to 12.4”.
Why choose us? The benefit from projector ceiling mount:
High-quality heavy duty steel support maximum weight up to 44lbs (20kg).
Four pieces detachable bracket with angle adjustment support all 3 holes pattern or 4 holes pattern projector.
The package includes three different lengths of brackets could support all types of mounting holes from 2” to 12.5”.
Fully adjustable with tilt +/- 15 degrees and swivel +/- 15 degrees, bracket allows 360 degrees of rotation.
Newly designed projector ceiling mount:
Low profile projector mounting system holding your projector just 6” from the ceiling surface.
Quick release and fasten the mount to the ceiling makes installation easy.
Sturdy metal construction ensures better stability.

Detailed Installation Guide
Note:
please do not get overwhelmed by the number of parts. Just unload all the parts and categorize them.
The one with the largest number of screws is the M5 Screw (Part 7), which has a total of 15 PCS screws.
In addition, there are 4 other models of screws (Part 9 & 10), each model with 4 pcs.
Step 1: Use the mounting plate (Part 2) with the expansion screws to mark a position where you want to install the projector.
Step 2: Use the M5 screws to screw the mounting plate to the extension arm (Part 3). The extension arm is expandable, you can adjust it to the proper length by loosening the screw on it.
Step 3: Insert the Pan & Tilt (Part 1) the swivel into the bracket and fixed them with M5 screws, tighten all the screws with your screwdriver.
Step 4: Use the M5 screws to connect the extension arm to the bracket, align the holes, fix them with the M5 screws, and then tighten them with your screwdriver.
Step 5: Connect the finished bracket (Part 4) to the projector. Need to use (Part 9 & 10) screws, different models of screws are suitable for different projectors, please select the corresponding model of screws according to your own projector hole.
If the bracket doesn't fit the holes, you can use the 2 small plates to do the trick. (Lose the nuts on the long plates and took them out, use the M4 screw to fix the small plate according to the holes on the projector. Insert the small plate into the bracket, and screw the nuts a little bit). Adjust the angle of the bracket as needed, then insert another two screws into the projector. Tighten all the screws with your screwdriver, and then tighten the nuts.
PS: Before fix the projector on the ceiling or wall, please take it with the mount to the ceiling or the wall, then power on the projector to check the best projection position. After selecting your ideal position, mark the holes with a pencil, then drill four holes in the ceiling or the wall based on the marks, and fix the projector with the expansion bolts.
Step 6: Finally, fix the mounting plate with the expansion bolts.