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SIG Sauer SIG556xi Standard 5.56/.223 Rifle

This item is sold out

The evolution of the SIG556® platform, the new SIG556xi gives you unparalleled modularity. A folding stock combined with ambidextrous magazine release, bolt release, safety selector and charging handle. Accepts any MIL-SPEC AR-15/M4/M16  magazines


- 3-position adjustable gas piston operating system with rotating bolt
- Swiss-style folding stock with removable cheek riser
- Ambidextrous controls
- Locking flip-up front and rear sights
- Polymer handguard (compatible with Magpul® MOE® accessories)
- Caliber convertible: 5.56 NATO

Firearm Specifications
- Item Number: R556xi-16B-C
- Caliber: 5.56mm NATO
- Overall Length: 35.8 in / 912.9 mm
- Rifling: 1 in 7in
- Number of Grooves: 6
- Barrel Length: 16.0 in / 406.4 mm
- Weight w/out Mag: 7.1 lb / 3.22 kg
- Mag Capacity: 30 Rounds
- Accessory Rail: Yes
-Flip Up Front and Rear Sights

PLEASE NOTE:  If you live in a magazine restricted state and the magazine that comes with the firearm would be illegal, we will remove the magazine from the order and ship the firearm to your FFL dealer without the magazine. We cannot ship prohibited magazines to out of state addresses and we cannot alter or customize magazines at this time. There will be no substitutions or discounts for removal of magazines or any other custom magazine options offered.

It is your responsibility to be familiar with your current local gun laws BEFORE placing your order. Please feel free to email us with questions you may have.

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Atlantic Firearms,llc
10337 Bunting Road
Bishopville, MD 21813
Office: (410) 352-5183
Voice: (410) 352-5183
Fax: (410) 352-3374