Ant Blocker for 4x4 post

This two part sleeve for a 4x4 post is intended to stop crawling bugs from climbing upwards. Use M3 30 mm bolts to secure the pieces together around the post.

https://www.homedepot.com/p/Everbilt-M3-0-5-x-30-mm-Phillips-Pan-Head-Stainless-Steel-Machine-Screw-2-Pack-842758/204283767