I spent a long time looking for a monitor monitor as I have a sit-stand desk and I worked out that a lot of the monitor mounts simply do not go high enough for the standing position. The person in the Christchurch Central shop was a great help. So yes it is a definite positive how high or low you can position your monitor with this stand. As other reviewers have pointed out the instructions that come with it are really not much help at all - you need to turn the locking mechanism on the arm with an Allen key the opposite direction to what you think to tighten. I have only just installed and it will be fine and seems solid enough but why...view more