![M) SIG SAUER SIG-556XI SEMI-AUTOMATIC RIFLE. | Guns & Military Artifacts Rifles Semi-Auto Rifles | Online Auctions | Proxibid M) SIG SAUER SIG-556XI SEMI-AUTOMATIC RIFLE. | Guns & Military Artifacts Rifles Semi-Auto Rifles | Online Auctions | Proxibid](https://images.proxibid.com/AuctionImages/2849/172762/FullSize/3415_1.jpg)
M) SIG SAUER SIG-556XI SEMI-AUTOMATIC RIFLE. | Guns & Military Artifacts Rifles Semi-Auto Rifles | Online Auctions | Proxibid
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Sig Sauer 556XI Semi-Automatic Rifle with Box | Guns & Military Artifacts Rifles Semi-Auto Rifles | Online Auctions | Proxibid
![Sig Sauer 556XI Semi-Automatic Rifle with Box | Guns & Military Artifacts Rifles Semi-Auto Rifles | Online Auctions | Proxibid Sig Sauer 556XI Semi-Automatic Rifle with Box | Guns & Military Artifacts Rifles Semi-Auto Rifles | Online Auctions | Proxibid](https://images.proxibid.com/AuctionImages/3693/181398/FullSize/343.jpg)