Dbst Bcg With O Ring

This complete bolt-and-carrier group easily drops into a standard mil-spec AR-15 upper, and its ready to shoot. Batch magnetic particle inspected bolt gives long service life. Bolt and carrier feature a matte black phosphate finish that resists heat, wear and corrosion. Carrier is chrome lined and has a staked gas key. Includes bolt assembly, firing pin, firing pin retaining pin, cam pin and complete carrier.

Features :

• Black Phosphate Coating
• 158 Carpenter Steel Bolt
• 8620 Steel Carrier

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