KAK Industry K-SPEC Enhanced Bolt for AR-15 5.56/.300 BLK – 9310 Steel (303-0502-011)

• Enhanced AR-15 bolt compatible with 5.56 NATO and 300 Blackout calibers
• Dual ejector design improves ejection reliability and consistency during cycling
• Constructed from 9310 steel with phosphate finish for durability
• Backward compatible with standard mil-spec bolt carrier group components
• Designed for direct impingement AR-15 systems without proprietary parts requirements
• Complete assembled bolt unit ready for installation into compatible carriers

The KAK Industry K-SPEC Enhanced Bolt AR15 556/300 Blackout is a bolt component designed for use in AR-15 bolt carrier group assemblies. This AR-15 bolt is intended for 5.56 NATO and 300 Blackout direct impingement systems.

The KAK Industry K-SPEC Enhanced Bolt is constructed from 9310 steel and features a phosphate finish in black. It includes a dual ejector system using standard Mil-Spec ejectors and springs, with ejector holes centered on the lugs. This design maintains structural integrity while providing consistent ejection. The bolt is backwards compatible with standard Mil-Spec bolt carrier group components. This product is used for replacing or upgrading the bolt within AR-15 platforms. In typical setups, the KAK Industry K-SPEC Enhanced Bolt installs into existing carriers and operates within direct impingement systems without proprietary parts.