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Description
Factory MIL-spec Colt auto hammer for M16/M4/AR15 rifles. Does NOT come with retaining pin, this is for the hammer itself.
Replacement parts, all NFA rules apply
3 Reviews
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High Quality
Superb fitment and quality.
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Awesome M16 Parts
Genuine Colt M16 parts, can't beat them, great price for all the M16 parts as well.
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Colt Mil Spec M16 Auto Hammer
Arms Unlimited has super fast delivery and the best customer service
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Factory Colt automatic trigger for M16, M4, and select-fire AR-15 pattern rifles. Replacement fire-control part only.
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On Sale
Colt M4/AR15 Semi-Auto Hammer
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Now:
$39.00
Was:
$55.00
Factory Colt semi-auto hammer for current production M4/AR15 rifles using 0.155 size pin.
Colt M16/M4/AR15 Auto Sear Assembly
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$15.00
Factory Colt automatic sear assembly for M16/M4/AR15 rifles. Replacement parts, all NFA rules apply
Colt M16/M4/AR15 Auto Sear Pin
Colt
$3.50
Factory Colt pin for automatic sear assembly. Replacement parts, all NFA rules apply