CMMG Inc. MK4 S 5.56mm NATO Semi Automatic Rifle - 18" Barrel, 30 Rounds, Synthetic
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The MK4 S is the perfect rifle for the tree stand or target range. The MK4 S utilizes an 18" 416 stainless steel medium taper barrel chambered in 5.56x45mm NATO and CMMG's RKM14 KeyMod hand guard. The rifle's KeyMod hand guard is ready to accept any number of the sling mounts, bi-pods and other KeyMod compatible accessories making the ultimate in versatility and modularity. Each rifle includes a magazine and CMMG's lifetime quality guarantee.
Specifications:
- 223 Remington/5.56x45mm NATO
- 18" 416 stainless steel 1:7” twist barrel
- Muzzle: A2 Flash Hider
- Threaded Muzzle 1/2-28" TPI
- Hand Guard: CMMG RKM14 KeyMod hand guard
- Upper Receiver: Forged 7075-T6 Aluminum
- Lower Receiver: Forged 7075-T6 Aluminum
- Single stage Mil-spec trigger
- Length: 34" stock collapsed
- 30 Round Magpul PMAG
- Weight: 6.7 lbs. unloaded