Sig MPX Copperhead 9mm 20rd - Coyote

Manufactured by Sig Sauer
MPN: 108767
Manufactured by Sig Sauer
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NOTE: Limit 1 per household. Quantities exceeding 1 will not allow checkout.

Items that are regulated by the ATF have restrictions and requirements: 
•Your entire order will ship only to a Federal Firearm License holder.
•Current processing time is approximately 14 to 16 days.
•Please contact your local FFL prior to placing your order to ensure they are still accepting transfers. Due to Covid-19 many are no longer open
•A copy of your order/invoice as well as the current FFL license for your local dealer must be emailed to



The Sig Sauer MPX Copperhead is a highly adaptable, versatile and reliable submachine gun. The MPX 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 monolithic upper receiver and a 4.5-inch barrel with integrated flash hider to promote an optimal shooting experience.

The MPX Copperhead comes equipped with the new Sig Sauer Pivoting Contour Brace (PCB) giving pistol users a brace that easily swivels to adapt to the movement of the shooter's arm and can be rapidly deployed. The Sig MPX is ambidextrous with a dual-sided selector switch, magazine release, charging handle and bolt release.
It operates from a fully-closed and locked rotating bolt offering enhanced reliability and safety in use. 
A short-stroke gas piston allows the MPX to run all weights and brands of 9mm ammunition with no adjustments to the gas valve. If you are looking for a submachine gun that delivers an unconventional design, unmatched performance and familiar AR handling you need to check out the SIG Sauer MPX Copperhead.

  • Manufactured by SIG Sauer
  • 9mm Luger
  • One 20-round magazine
  • 4.5-inch barrel
  • Polymer grip
  • Carbon steel barrel
  • 1:10 twist rate
  • Coyote finish

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 Coating
Barrel Length4.25
BrandSig Sauer
Caliber Gauge9mm Luger
Twist Rate1:10

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