Description
Features:
- Milspec Carpenter No. 158® steel bolt
- Shot Peened Bolt
- High pressure tested (HPT)
- Mag particle inspected (MPI)
- 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
