bad design, the mount would
bad design, the mount would be so much better if the posts were connected with thin metal bar (or any continuous mount, like other mfrs. ) so it could be secured to at least one stud. When mounted with 2 single posts, the drywall anchor gets loose when have to jam the shelf forcefully on to the 2 posts, the alignment is so precise it will always need excessive force to get it against wall. not a job for the beginner.