DESCRIPTION

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 phosphated outside and chrome lined inside. Laser engraved with the PSA logo.

FEATURES

• 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