CMMG  Receiver Extension Mk4

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0.25 LBS
  • CMMG  Receiver Extension Mk4
  • RPLCMMG55CA9D7_1
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The CMMG AR-15 MK4 Carbine Length Receiver Extension is the perfect must have accessory for your next AR-15 build. The CMMG tube is constructed from high quality aluminum and features a hard coat anodized matte black finish.

Features :
  • For AR-15 Rifle builds
  • Constructed from aluminum

WARNING This product may contain chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to You must be 18+ years old to shop and or purchase on our website and 21+ to purchase Ammunition/Firearms. Check local laws before ordering as you certify you are of legal age and satisfy all federal, state, and local legal/regulatory requirements. There are NO returns or exchanges on armor, firearms, ammunition, PPE equipment. Ammo ships UPS ground to the lower 48 states.
We reserve the right to fix any critical errors.

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