Cryptic 458 SOCOM/.450 Bushmaster Bolt Assembly – Complete

Bolt assembly machined from either Mil-Spec Carpenter 158 steel, shot peened for increased strength per Mil-Spec, includes Mil-Spec 4140 billet tool steel extractor w/ spring and viton o-ring, Mil-Spec ejector and spring. HPT (High Pressure Batch Tested) and MPI (Magnetic Particle Inspected). Comes Assembled. Specifications for Cryptic 458 SOCOM/.450 Bushmaster Bolt Assembly – Complete: Manufacturer: Cryptic Finish: Chrome Plated Fabric/Material: 4140 Billet Tool Steel, Carpenter 158 Steel Cartridge: .458 SOCOM, .450 Bushmaster Gun Make: AR Platform Gun Model: AR-15 Hand: Ambidextrous Included Accessories: Standard Weight: 2 oz Bolt Material: Steel Carrier Material: 8620 Steel Package Contents: Cryptic 458 SOCOM/.450 Bushmaster Bolt Assembly – Complete Bolt Tool Steel Extractor Assembly (spring with viton insert pin extractor) Ejector Assembly (ejector spring roll pin) Gas Rings – Set of 3