Derringer Single 45 Automatic Colt Pistol, The ultimate pocket pistol, derringer handguns are lightweight, compact, and can easily be tucked away in a pocket or purse. Action: SA – Caliber: .45 ACP – Capacity: 2rd – Barrel: 2.5 Stainless Steel Matte – Sights: Fixed Rear Blade Front – Frame: Stainless Steel Black Crinkle Powder Coat – Grips: Rubber Black – Length: 4.5 – Weight: 18-19 oz. – Interchangeable barrels – Rebounding hammer – Retracting firing pins – Crossbolt safety – Spring-loaded cammed locking lever (for a tighter barrel/frame fit and rapid loading and unloading) – Stainless steel with matte finish and black crinkle powder coat – Trigger guard