SIG 556 - How it works | FN Herstal Firearms

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ShipWreck

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Joined Oct 20, 2006

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15,557 Posts

Discussion Starter • #1 • Mar 22, 2007

Popular Science thingy here about the gun...

http://www.time4.com/time4/microsites/popsci/howitworks/sig556_rifle.html

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