JP EnhancedBolt™ Assembly Completion Group Caliber: .223/5.56 Finish: Black DLC This kit includes bolt assembly, firing pin, cam pin and retainer pin. This version of the bolt is compatible with any AR-15 platform using a Mil-spec bolt carrier and sub-components. Package includes bolt assembly, cam pin, firing pin, firing pin retainer pin and instruction sheet. Weight: 2.1 oz.

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Features:

• SAE 9310 steel construction for superior resiliency and extended lifespan
• DLC coating provides extreme surface hardness and lubricity while maintaining a ductile core
• Near frictionless surface finish
• Fully compatible with Mil-spec sub-components
• Increased diameter cam pin hole eliminates most common bolt breakages
• Improved lug geometry for reduced wear and easier locking/unlocking
• Enhanced Ejector mitigates head case extrusions and reduces brass smear
• Enhanced Extractor optimizes extraction function and eliminates common ejection failures
• Enhanced Gas Ring reduces internal friction and carrier wear while maintaining near indefinite gas seal