Buy Sig Sauer SIG556xi Swat 5.56mm



Sig Sauer SIG556xi Swat 5.56mm  Available For sale.

This is a civilian short barrel rifle. The used Sig Sauer SIG556xi for sale gives you unparalleled modularity in barrel length, caliber, magazine type, and stock configuration. A folding stock combined with ambidextrous magazine release, bolt release, safety selector and charging handle. Available to order with a polymer or aluminum handguard. It accepts any MIL-SPEC AR-15/M4/M16.

One of the world’s most storied platforms has been rewritten. Combining the simplest of the AR and AK with the legendary reliability of Swiss 550 Series, the SIG556xi® is  the most adaptive tactical carbine ever.

A serialized upper enables in-field adjustment of nearly every component. The Sig Sauer SIG556xi  accepts multiple calibers and magazine types, while offering two handed controls and therefore the next-generation with  three-position adjustable gas piston OS . This is often a factory short barreled rifle.

Features of Sig Sauer SIG556xi.

  • Locking flip-up front and rear sights
  • Caliber convertible: 5.56 NATO / 7.62 x 39mm / 300 Blk
  • 3-position adjustable gas piston OS with rotating bolt
  • Ambidextrous controls
  • Swiss-style folding stock with removable cheek riser
  • Polymer handguard (compatible with Magpul® MOE® accessories)


Firearm Specification.

  • 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
  • Options: Swiss-Style Folding Stock with Removable Cheek Rest, Ambi Controls, Locking Flip-Up Sights, Also Available with a Aluminum Handguard.
  • Sig Sauer SIG556xi for sale