https://soldiersystems.net/2022/07/2...ion-capability
SIG SAUER Develops In-House Magazine Production Capability
SIG is now making some pistol mags in-house using a production line intended for producing a steel magazine SIG developed for the new 6.8 NGSW rifle.
Pistol mags in the article appear to be P365 mags.
On a related note, given the concerns about weight and soldiers load regarding the NGSW is switching from Lancer polymer mags to steel mags really the way to go ?