Features
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. Ejector is enhanced with a spring co ejector spring and gas rings. Each is shot tested before shipping.
Details:
Milspec Carpenter No. 158® steel bolt
Can be used with 5.56 or 300AAC Blackout
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