This Modular Optic System (MOS) version allows the shooter to place any kind of applicable optic onto the top of the slide, allowing for faster, more accurate shooting. Also, the Modular Back Strap design lets you instantly customize its grip to adapt to an individual shooter's hand size. The surface of the frame employs the new scientifically designed, real-world-tested, Gen4 rough textured technology. Internally, the new GLOCK dual recoil spring assembly substantially increases the life of the system. A reversible enlarged magazine catch, changeable in seconds, accommodates left or right-handed operators. The Gen 4 GLOCK 19 features:
- Three mags, interchangable backstraps and a reversible magazine release.
- Chambered in 9x19mm
- 5.5 lb. Factory Trigger Pull
- Gen 4 Finish and Black Polymer Frame
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