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Fail Zero AR15 6.8 Remington SPC Bolt Carrier Group No Hammer Nickel Boron

Failzero Bolt Carrier Group
6.8 SPC BCG- No Hammer
A completely assembled, ready to install 6.8 SPC EXO Nib BCG with no hammer

Fully assembled ready to drop into most mil spec upper receivers chambered in 6.8 SPC
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
6.8 SPC bolt assembly is compatible with 6.8 SPC II cartridges
Extractor hardware includes heavy spring, silicone insert, and o-ring

Nickel Boron treated parts include:
Bolt & Extractor (6.8 SPC compatible)
M16 Cut Bolt Carrier
Cam Pin
Carrier Key
Firing Pin

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