Fail Zero unveiled their newest SKU, a 6.8 SPC bolt carrier group coated in their EXO NIB *Nickel Boron coating.
The Fail Zero 6.8spc bolt carrier group addition coated parts include bolt and extractor, cap pin, carrier key and firing pin.
According to Fail Zero this BCG is also 224Valkyrie compatible.
MSRP of 179.99
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