CMMG Mk4 RCE 5.56mm Semi-Automatic Rifle (55A591A)

CMMG Mk4 RCE 5.56mm Semi-Automatic Rifle (55A591A)


CMMG-55A591A

How To Buy A Firearm

We will price match any currently priced, in stock item. In some rare instances we may not be able to match a price but will do all that we can to give you the best deal possible. (We cannot match the price if it is under our cost) Please call store at 1.800.486.7497 to check availability for immediate pickup. Please review the Terms and Conditions HERE.

Type: Rifles


  • Features a 16" 416 stainless steel medium taper profile barrel
  • RCE is equipped with CMMG's own SV muzzle brake and RKM14 KeyMod hand guard
  • Comes with a Geissele SSA 2-stage trigger and Magpul's MOE pistol grip, MOE trigger guard and CTR butt stock installed
  Caliber     5.56mm  
  Barrel     16.1", twist 1:7, medium taper, 416SS, bead blasted finish  
  Muzzle     CMMG SV brake, threaded 1/2-28  
  Hand Guard     CMMG RKM14 KeyMod hand guard  
  Furniture     Magpul MOE pistol grip, MOE carbine stock with 6-pos mil-spec receiver extension  
  Receivers     Forged 7075-T6 AL M4 type upper, AR15 type lower  
  Trigger     Geissele Automatics SSA  
  Gas Port Location     Mid-length  
  Length, in     34" (stock collapsed)  
  Weight, lbs     6.7 (unloaded)  


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