Juki LG 158 Long Arm Walking Foot Industrial Sewing Machine - YouTube
Chandsew double needle IND. sewing machine with 1/2 inch spacing between needles, and puller (top and bottom) + zipper setting…$650 – Industrial Sewing Machine Specialist
Industrial Sewing Machines for sale in Rome, Wisconsin | Facebook Marketplace | Facebook
Requesting info on machines: Chandler 200r and reliable Msk-1245b - Leather Sewing Machines - Leatherworker.net
Chandler 406 - Stanley Sewing Industrial Sewing Machines
Singer Square Box Sewing Machine
Reddit - Dive into anything
30" Long Arm Sewing Machine
Chandler Chansew CU-563 (Juki LU-563 clone or rebadge (not sure which one)) - Leather Sewing Machines - Leatherworker.net