Grip Adapter for GLock, Beavertail by Cytac Glock grip adapter allows you to get a higher, strong affirmative grip so the more you get a good grip the more accurate and quicker you will be when you are shooting, Changes the grip angle to improve the point ability of the Glock. You can control muzzle flip when doing rapid shots Glock beavertail helps shooters not get their skin caught in as the slide comes back. Beavertail by Cytac has grooves in it making it more efficient in grip. Glock accessory Installation is fairly easy and convenient as it comes with additional pins to install it more conveniently and another advantage is that it doesnt interfere with any of your holster. Comes with screws included. It eliminates the drawbacks associated with permanent modifications to your factory pistol. do not fit any gen 4 Glocks It gives you just the amount of beaver tail you need for enhanced and protected grip