Cryptic Bolt Assembly - Complete 6.5mm Grendel II Mystic Silver

Cryptic 6.5mm Grendel II Bolt Assembly - Complete. Bolt assembly machined from Mil-Spec Carpenter 158 steel, shot peened for increased strength per Mil-Spec, includes Mil-Spec 4140 billet tool steel extractor with spring and viton O-ring, Mil-Spec ejector and spring. HPT (High Pressure Batch Tested) and MPI (Magnetic Particle Inspected). Comes assembled. Specifications: - Manufacturer: Cryptic - Finish: Chrome Plated - Fabric/Material: 4140 Billet Tool Steel, Carpenter 158 Steel - Carrier Material: 8620 Steel - Bolt Material: Steel - Caliber: 6.5mm Grendel II - Gun Make: AR Platform - Gun Model: AR-15 - Hand: Ambidextrous - Weight: 2 oz - Included Accessories: Standard Package Contents: - Cryptic 6.5mm Grendel II 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 Compatibility: The manufacturer says Cryptic 6.5mm Grendel II Bolt Assembly - Complete is compatible with AR-15