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USA-made, accurate, and a hoot to shoot!

CMMG Mk4 AR Pistol, Semi-automatic, 5.56x45mm, 12.5" Barrel, 30 Rounds

Item # WX2-667905

Mfg. Number: CMMG 55ADF4E

UPC: 815835017051

USA-made, accurate, and a hoot to shoot!

CMMG Mk4 AR Pistol, Semi-automatic, 5.56x45mm, 12.5" Barrel, 30 Rounds

Item # WX2-667905

Mfg. Number: CMMG 55ADF4E

UPC: 815835017051

Item currently sold out

Item currently sold out

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Details & Specs

Sure, it's a lot of fun to shoot at the range... but it's also a serious piece of hardware, with free-float KeyMod handguard, Magpul® pistol grip, and a reliable single-stage mil-spec type trigger. CMMG® Rifles are designed and made in the USA to the highest level of precision accuracy and exacting standards - and you'll feel it every time you pull the trigger. It's just waiting for you to add your own glass and a stabilizing brace, so don't wait.

  • Each Rifle and every component is made in the USA
  • CMMG guarantees its products against defects in material or workmanship for the life of the product
  • Free-float CMMG RKM11 KeyMod handguard
  • 7075-T6 hard-anodized aluminum receiver
  • A2 compensator for muzzle lift
  • Just 5.3 lbs. overall
  • Stabilizing brace not included

Order today!

Key Specifications
  • Item Number: 667905
  • Caliber: 5.56 NATO / .223 Remington
  • Action: Semi-automatic
  • Capacity: 30
  • Barrel length: 12.5"
  • Barrel style: Medium contour, 1:7" twist, 1/2-28 threaded
  • Receiver: 7075 T-6 aluminum M4-type upper / AR15-type lower
  • Sights (front / rear): Optics-ready
  • Fire control: Single-stage mil-spec type
  • Handguard: Free-float CMMG RKM11 KeyMod
  • Flash hider: A2
  • Overall length: 29" (with stock collapsed)
  • Overall weight: 6 lbs.
  • MFG Number: 55ADF4E
  • UPC: 815835017051
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