Hello everyone 👋

To make purchases and use the full site services, register or login your account




Market types:


Rifle type:

AR Type, Semi-automatic


.223 Rem

About Product

Model: Mk4LEM
Subgroup: semi automatic
Manufacturer: CMMG Inc.
Item #: 55AC749
Action: Semi automatic
Made in: USA
Year: 2013
Caliber: 223 Remington (5.56×45mm NATO)
Barrel length: 16"
Barrel finish: Blued
Barrel type: Round
Rate of twist: 1 in 7"
Stock type: Expandable
Stock material: Synthetic
Stock finish: Black
Butt: Plastic
Overall length: 32"
Sights: A2
  Flip-Up MBUS
Trigger: Single stage mil-spec style
Magazine capacity: 30
Magazine type: Magpul PMAG
Weight: 6.5 lbs.

Similar in configuration to our Mk4LE, except for the barrel and hand guard, the Mk LEM features a nitrided 16" 4140 CrMo steel 5.56x45mm barrel with our mid-length medium taper barrel profile. The mid-length gas system offers a longer sight radius and operates a bit smoother. The medium taper profile optimizes the strength of the barrel while reducing and repositioning the weight of the rifle a for handy and quick swinging feel. Barrel: 16” medium weight taper profile. Muzzle: A2 comp., threaded 1/2-28. Hand Guard: M4 type 2 piece hand guards. Furniture: A2 pistol grip, M4 butt stock with 6-pos mil-spec receiver extension. Receivers: Forged 7075-T6 AL M4 type upper, AR15 type lower.

Report this product to AmmoTerra