Colt M16/M4/AR15 Auto Hammer

(2 reviews)
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Factory Colt auto hammer for M16/M4/AR15 rifles.

Replacement parts, all NFA rules apply


  • 5
    Awesome M16 Parts

    Posted by AZ Joe on 25th Apr 2022

    Genuine Colt M16 parts, can't beat them, great price for all the M16 parts as well.

  • 5
    Colt Mil Spec M16 Auto Hammer

    Posted by Buddy on 9th Feb 2020

    Arms Unlimited has super fast delivery and the best customer service