SIG Sauer MCX Virtus Patrol 5.56 AR-15 Rifle - Gray - 16"

Manufactured by Sig Sauer
Manufactured by Sig Sauer
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Items that are regulated by the ATF have restrictions and requirements: 
•Your entire order will ship only to a Federal-Firearm License holder.
•Please contact your local FFL prior to placing your order to ensure they are still accepting transfers.
•A copy of your order/invoice as well as the current FFL license for your local dealer must be emailed to



The Sig Sauer MCX Vitrus Patrol is a highly adaptable, versatile and reliable semi-auto AR. The MCX Virtus offers the highest level of operator safety with unmatched in-field adaptability and the reliability you have come to expect from a SIG firearm. It features a stealth grey finished receiver and a 16-inch cold hammer forged carbon steel barrel chambered in 5.56 NATO that is interchangeable with a .300 Blackout barrel for unrivaled flexibility. SIG’s proven internal recoil system offers reduced recoil and a compact platform. 

The SIG MCX Virtus Patrol comes equipped with a folding and collapsible 5-position stock making the firearm easy to tailor to any shooters preference and as compact as possible for storage or transport. This MCX features a M-LOK handguard, polymer grip and 30-round polymer magazine for unmatched operational capabilities. It is operated on a gas piston system for optimal performance and reliability. The MCX Virtus features the Matchlite Duo trigger with a crisp, clean feel for enhanced accuracy. The SIG Sauer MCX Virtus Patrol is ideal for the shooter looking for a versatile AR with ambidextrous controls and unrivaled reliability.

  • Manufactured by SIG Sauer
  • 5.56 NATO
  • One 30-round polymer magazine
  • 16-inch barrel
  • 5 position telescoping folding stock
  • Polymer grip
  • Matchlite Duo trigger
  • M-LOK handguard
  • Gas piston
  • Carbon steel barrel
  • 1:7 twist rate
  • Gray

Sig Sauer is a world-renowned firearms manufacturer with a rich history of innovation and design leadership. No other firearms manufacturer is so highly regarded and so universally respected for the quality, reliability, and safety of its products. Since 1864 they have expanded their product line to include suppressors, optics, ammo, and airguns to provide customers with a greater range of firearms and equipment.
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Barrel CoatingSalt Bath Nitride
Barrel ContourMedium
Barrel Length16
Barrel LiningSalt Bath Nitride
Barrel MaterialCarbon Steel
BrandSig Sauer
Caliber Gauge5.56 NATO
Gas System TypeShort Stroke Gas Piston
Muzzle DeviceFlash Hider
Thread Pattern1/2 X 28
Twist Rate1:7
Weight7.9 lbs.

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