https://www.atv.com/bantam-weight-american-bantam-seeks-to-bridge-gap-between-utv-and-suv?utm_source=newsletter&utm_medium=email&utm_campaign=newsletter-07-21-2022
Looks like a boxy JL
Saw a Motortrend show (Gladiator mods) and this was one of the mods.
I searched here but saw no posts.
https://baxterperformanceusa.com/product/ms-201-bk-cartridge-to-spin-on-adapter/