CMMG Mk4 LE 5.56mm Upper Receiver (CMMG-55BE1F0)

CMMG Mk4 LE 5.56mm Upper Receiver (CMMG-55BE1F0)


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

  • Nitrided 16" 4140 CrMo steel barrel
  • M4 Profile barrel
  • Includes a "F" marked front sight base
  • Black Finish
Caliber 5.56x45mm NATO Chamber
Barrel 16" M4 Profile Barrel, Salt Bath Nitrided 4140 Chrome-Moly Steel, 1:7" Twist
Hand Guard M4 Hand Guard
Sights/Gas Block "F" Marked Front Sight Base
Bolt Group M16 Bolt Group

Related Items