Description The Glock 20, in 10mm Auto, provides nothing short of massive firepower to be your reliable companion on every hunt. The use of Glock hi-tech polymer considerably reduces felt recoil. The modular backstrap design lets the user adapt the grip to hand size, and the frame surface exhibits the scientifically-designed Gen4 rough textured technology. The Generation 4 frame retains the Glock accessory rail for accessory attachment.10 round magazines. Firearms, trailers, and some accessories are only available for purchase in stores. Each location follows all BATF and individual state/county/city laws to insure the desired product is legal for sale. Any info provided online is subject to change, please go to your local store for more accurate information.