Mounting post for wall gears

This is a revised mounting post for the excellent wall art gears by SPEKERDUDE. The original post was quite loose and had no tabs or any way to keep the cap in place, meaning it often fell off. These caps are TIGHT so I don't expect them to fall off during normal use ("normal" meaning a toddler attacking them) This post is updated:Added a small rim around the cap to engage better with the postShortened the post to reduce the clearance between the gear and wallSingle screw hole instead of 4