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Product Description
If your looking for a reliable properly built Bolt Carrier Group, you've found it! Made in the USA by a manufacture with years of experience. These BCGs are all heat treated and shot peened as well as Magnetic Particle Inspected. We've even made sure the O-ring is installed with the extractor spring!
Specifications
Carrier
- Machined from 8620 tool steel
- Heat treated to Mil-Spec
- Full Auto BCG Profile
Bolt
- 9310 tool steel
- Heat treated to Mil-Spec
- Shot Peened
- MPI (Magnetic Particle Inspected) - Not Marked
Gas Key
- 4140 tool steel
- Heat treated to Mil-Spec
Extractor
- Machined from 4140
- Heat treated to Mil-Spec
- Shot peened
- Crane O-ring
Additional Product Images
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