CMMG Mk4 RCE 300 BLK Upper Receiver (CMMG-30BC3A7)

CMMG Mk4 RCE 300 BLK Upper Receiver (CMMG-30BC3A7)


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: AR Uppers

  • 416SS barrel
  • Medium taper profile
  • Forged 7075-T6 receiver
  • Black Finish
Caliber 300 Blackout
Barrel 16.1", 1:7 twist, medium taper, 416SS, bead blasted finish
Muzzle CMMG SV brake, threaded 5/8-24
Hand Guard CMMG RKM14 KeyMod hand guard
Receiver Forged 7075-T6 AL M4 type upper
Trigger Geissele Automatics SSA
Gas Port Location Carbine
Length (Stock Collapsed), in 34"
Weight (Unloaded), lbs 6.7

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