The WLA AR-15 Bolt Assembly is precision-engineered for 5.56/.223 caliber rifles featuring a durable phosphate coating and high-quality billet extractor for reliable performance.WLA AR-15 Bolt Assembly (SKU: WLA-BCG-3021)5.56/.223 caliber compatibilityPhosphate finish for corrosion resistanceBillet extractor for enhanced reliabilityMade in the USAAR-15 platform accessoryThis bolt assembly is designed for AR-15 enthusiasts seeking reliable American-made components for their rifle builds or replacement parts. Note: Cannot be shipped directly to California due to state regulations.