Saw these. Seems like a neat idea since it gets them up high without a ladder. WOuldn't be good for public ground as it screws into a tree.
https://www.spyhighmounts.com/
https://www.spyhighmounts.com/
Make one of Rick's $2 mounts and carry 2 sticks with you. Hell of a lot cheaper than a $200 "all inclusive" package. Interesting concept, but not enough to get in my wallet.
Ooops...wondered where that went...LOL