There's a list of his guitars in his webpages, these are the baritones:
PRS SE 277 baritone, 2021
Danelectro '56 reissue baritone, 2015
Hybrid Guitars “Big 6” Jazzmaster, 2020
Supro Hampton baritone, 2017
Bruno Bacci Leonardo baritone, 2018
F Bass Hammertone 12-string mandolin/guitar hybrid...