FN DFNS is the first 5.7x28mm ammunition perfected for personal protection. The unique 30-grain jacketed hollow point bullet contains a copper-tin powdered core designed to expend energy quickly and efficiently. Protect what matters most with the FN DFNS” tested and perfected for optimum performance in 5.7×28-chambered firearms.
High performance 5.7x28mm personal defense cartridge designed for accuracy and consistent expansion
Meets FBI test protocol – independently tested
30-grain jacketed hollow point, boxer primer, brass case
Unique bullet design consisting of frangible copper-tin metal core with a copper jacket
Cycles reliably across 5.7x28mm firearms
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