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SIG Sauer SIG556 Classic Compliant Centerfire Rifle

Item # 693873
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Additional Information:

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  • Firearms shipping charge of $25.00 per item.
  • You must be at least 18 years old to purchase this item. State and local laws may vary.


  • Full-Length Gas Piston Operating System

  • Fixed Synthetic Stock

  • Ergonomic Polymer Forend

  • 16" Button-Rifled Barrel

  • AR-Style Detachable Magazine

Product Summary

The SIG 556 Classic brings back the look and feel of one of the world's most sought-after military rifles in a platform built for law enforcement and responsible citizen. Featuring a full-length gas piston operating system with a 2-position gas valve, the 556 will keep operating even when the environmental conditions deteriorate. Calibered for 5.56 NATO, the Classic Compliant features an ergonomic polymer forend. The Classic's sleek profile and compact length is enhanced by a 16" button-rifled barrel. SIG Sauer shaved a pound off the Classic model by incorporating a redesigned alloy trigger housing. The Compliant variant features a fixed stock and a 10-round magazine.

Model SIG556 Classic Compliant
Type Centerfire Rifle
Action Semi-Auto
Caliber .223 Rem./5.56 NATO
Barrel Length 16"
Weight 8.0 Lbs.
Sights Picatinny Mounting Rail
Finish: Stock Black Synthetic
Finish : Barrel & Receiver Black Steel
Safety 2-Position Thumb
Capacity 10 + 1