5 7 Pistol Round. It used a 23 grain projectile moving at 2800ft s when fired out of the 10 4 barrel of the fn p90 developed at the same time. The fn five seven pistol review.
Let s make the argument that 5 7 is just for fun and for the purposes of this article as suitable for personal defense as 9mm. The high velocity alone is a sweet deal but partnered. The polymer framed fn five seven offers single action operation low felt recoil 20 round magazine capacity and is equipped with an ambidextrous forward mounted manual safety and an accessory.
Let s make the argument that 5 7 is just for fun and for the purposes of this article as suitable for personal defense as 9mm.
This is a completely new and unique concept and design and the intellectual rights to the system have been registered and claimed by fk brno. Let s make the argument that 5 7 is just for fun and for the purposes of this article as suitable for personal defense as 9mm. The polymer framed fn five seven offers single action operation low felt recoil 20 round magazine capacity and is equipped with an ambidextrous forward mounted manual safety and an accessory. Considering that 5 7x28mm caliber is reported to defeat body armor we decided to test it on a soft armor vest compared to 9.
