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    Wikipedia
    https://en.wikipedia.org/wiki/FN_Five-seven
    FN Five-seven - Wikipedia
    History

    The Five-seven pistol and its 5.7×28mm ammunition were developed by FN Herstal in response to NATO requests for a replacement for the 9×19mm Parabellum cartridge and associated pistols and submachin… See more

    Design

    The Five-seven is a semi-automatic delayed blowback pistol chambered for FN's 5.7×28mm ammunition. The pistol has a concealed hammer. Polymer materials are used extensively in the pistol's design, and even the st… See more

    Variants

    Five-seven The original Five-seven was introduced in 1998, and it is now discontinued. It had no manual safety device and it was double-action only, with a heavy trigger pull of 4.5 to 6.5 daN (10 to 14 lbF); its … See more

    Controversies

    The Five-seven pistol and 5.7×28mm ammunition were originally restricted by FN to military and law enforcement customers, but in 2004 the new Five-seven IOM model was introduced, and offered to civilian shooters fo… See more

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