We have two of these, one for my husband's dual 21" monitors, and one for my dual 24" monitors. Both sizes of monitors work very well with the Mount-It! Dual Arm Full Motion Articulating Monitor Wall Mount.The mounts came with the monitor mounts at a 90 angle on the bracket, and moving them to the correct position was impossible until we stuck a broom handle through the monitor mount part, stood on the black four-pronged mount, and rotated the broom to bring the brackets into the correct alignment (sorry, this is probably confusing. In the main picture, imagine the "fingers" that connect to the back of the monitor pointing up to the sky instead of to the right as shown). I have no idea why the monitor attachment is shipped in such a configuration, and it was INCREDIBLY frustrating to get them to move without using the broom handle for leverage.Attempted to install the wall mount in drywall with the included drywall anchors: needed new pants about ten seconds after putting both monitors on the brackets. The monitors both faceplanted on top of my desk, though neither seems to have suffered permanent damage. I ended up moving the wall mount to a stud and used Wall Dogs rather than the included screws just to be extra safe. Thankfully the part that ripped out of the drywall was small and patchable with some DAP Alex Plus (the best hole filler ever!). Installation was otherwise straightforward and easy--and I am a woman with functional knowledge of simple power tools. (I can build…