Receiver Extension Kit - Carbine - Ar15


Brand: CMMG

Product Description

CMMG Receiver Extension Kit


CMMG is constantly looking for new ways to improve our products, processes and company at large. Both our customer service and product lineup continue to be second to none, and all of our rifles and firearms parts are made in the United States from the best materials available. CMMG guarantees its products against defects in material or workmanship for the life of the product.  CMMG Inc. will repair, replace or substitute any product(s) if a defect in material or workmanship is found.



  • CMMG 6 Pos Receiver Extension
  • Carbine Buffer Assembly
  • Carbine Action Spring
  • Combine this kit with your choice of lower parts kit and butt stock to complete your new lower group.