CMC Triggers: MIL-SPEC AR-15 Enhanced Buffer Tube Assembly Kit

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The CMC Enhanced Buffer Tube Kit contains a six-position AR-15 buffer that's machined from 7075 T6 aluminum to Mil-Spec dimensions with a Type III, Class II hard coat anodized finish. 

A machined, high carbon steel Castle Nut and Quick Detach End Plate are heat treated for extra strength and given a nitride finish for durability and corrosion resistance. 


Complete your lower build by adding your favorite CMC Trigger and CMC Lower Parts Kit.

  • 6 Position Mil-Spec Carbine Buffer Tube
  • Standard Carbine Recoil Buffer 3oz
  • High Quality Recoil Spring
  • Castle Nut/Lock Ring
  • QD Receiver End Plate
  • Nitride Coated Hardware
  • 7075 T6 Grade Aluminum
  • OTB Drainage Holes
  • ASTM Certified US Material
  • Made in the USA