WA7QZR's 5BTV antenna. It's supposed to be a Hustler, but, considering I've had it for at least 40-years, and it was old when I got it, there's really no telling who made it (them) originally. It's not uncommon to find antennas of this age constructed out of many different manufacturers parts.
This video is for Peter of the Ham Radio Home Brew Corner on Facebook which may help him determine the pedigree of the trap vertical he recently came upon.