Product Description
Nickel Boron Full Auto carrier 8620 steel
Bolt is Carpenter 158 steel
Ejector is melonited
Extractor is melonited
Heat treated and shop peen
Gas key is machined
Comes with titanium firing pin
Nickel Boron Full Auto carrier 8620 steel
Bolt is Carpenter 158 steel
Ejector is melonited
Extractor is melonited
Heat treated and shop peen
Gas key is machined
Comes with titanium firing pin