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Fail Zero M16 Bolt Carrier GROUP



Failzero Bolt Carrier Group
M16/4 Full Auto BCG- No Hammer
A completely assembled, ready to install Full-Auto BCG with no hammer

Fully assembled ready to drop into most mil spec M16, M4 or AR15 upper receivers
All critical parts are coated with EXO Nickel Boron technology that provides permanent dry lubricity, extreme durability and increases both wear and corrosion resistance
Patented Nickel Boron coating will reduce friction and improve overall performance of rifle

Nickel Boron treated parts include:
Bolt & Extractor (5.56/.223 compatible)
Bolt Carrier
Extractor
Cam Pin
Carrier Key
Firing Pin

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