The Glock G36 Sub-compact features a slimline design incorporating the use of a single-stack magazine. The G36 packs 6 rounds of 45 ACP stopping power in a package that fits the hands of most any user. It measures only 1.13" wide which makes controlling recoil very simple. It is easy-to-use, hard to see, and tough to face. This FGR model features a light rail on the frame. UPC 764503016530 Action DOUBLE ACTION Barrel Length 3.78" BARREL Caliber .45 ACP Capacity 6 ROUNDS Finish BLACK Weight 1.5 LBS.