THE DEFINITIVE GUIDE TO GLOCK 19X 9MM

Although the Gen4 adjustments get the job done nicely on all of the Glock frame sizes, they truly glow on the extremes, namely, the largest frame models (G20 and G21) as well as smallest (Subcompacts). In the situation on the hefty-hitting ten mm G20 and .forty five ACP G21, the twin-spring recoil assembly nicely lessens the level of felt recoil. A