These kits boost the round counts in this popular Glock magazine. Barnaul slows it down with a new subsonic 9mm load. The PX9 pistol gets an overhaul. And Blaser’s straight-pull bolt gun now comes in 6.5 PRC.
To start, remove the baseplate from an existing OEM Glock 19 magazine. Having a baseplate removal tool makes this easier. When you take the baseplate off, be sure to capture the magazine spring with a finger.