Single pistol with rare earth magent on the front.
Magnets on belts or pouches have been a gamer thing for a long time. Handy for retaining a partialy spent magazine or various other admin type things.
The magnet do not aid in magazine retention for the mag in the pouch.
Generic info below:
Fits 9mm, 40cal, 45acp Double Stack Magazines.
Glock19 magazines are the shortest you want to use in these pouches.
(Will not work for Glock26 or similer magazines they too short in height).