Made in USA. Bolt is made of Mil-spec Carpenter 158 steel, Shot peened, High pressure tested and Mag Particle Inspected. Gas key is machined out of bar stock, chrome lined phosphate coated, and secured with grade 8 fasteners and staked per mil-spec. Bolt carrier is phosphate outside and chrome lined inside. There is no laser engraved logo.
- Milspec Carpenter No. 158® steel bolt
- Shot Peened Bolt
- High pressure tested
- Mag particle inspected
- Chrome Lined Carrier (AUTO)
- Chrome Lined Gas Key
- Gas Key Hardened to USGI Specifications
- Gas Key Grade 8 Hardened Fasteners
- Gas Key Staked Per Mil-Spec
- Tool Steel Extractor
- Extractor Spring
- Extractor O-ring Insert
- SKU 7790528
For packaging considerations, BCG will be packed dry. As a result, it will have a grey, dusty appearance that will turn black with the application of CLP or other preferred lubricant.
These parts may have cosmetic issues including, but not limited to, scratches, tool marks, or finish color imperfections, but are tested and functional.