Armscor Rock Series, 1911, Semi-automatic, Metal Frame Pistol, Officer Size, 9MM, 3.63 Button Rifled Barrel, Stainless Steel Finish, Silver, Wood Grips, Fixed Sights, Manual Thumb Safety, 8 Rounds, 1 Magazine 56829 The Rock Standard full size pistol built in traditional classic Series 70 design and delivered with our top-quality production and engineering standard. Chambered in 9mm with 3.6" barrel. The slide has a double wide slant serration and traditional roll over ejection port. Slide and frame are stainless, and all exposed parts are matte chrome SAE 4140 high grade steel. Pistol comes with a crisp 4-6lb trigger pull.