Remington's elegant pocket pistol designed by J.D. Pedersen, featuring the unusual Pedersen hesitation-locked action. The Model 51 was praised for its comfortable grip angle, smooth trigger, and accurate shooting, but was expensive to manufacture. Type: Pistol Action: Semi-Automatic Caliber: .380 ACP Capacity: 7 Year introduced: 1918, USA Weight: 21 oz Overall length: 6.65" Status: Discontinued Intended use: Police, Concealed Carry, Collecting