KAK Industry AR-15 5.56 / 300 Blackout Phosphate Bolt – MO-303-0502-011

The KAK MO-303-0502-011 AR-15 Bolt is a high-quality, precision-machined bolt designed for AR-15 platforms chambered in both 5.56 NATO and 300 Blackout. With UPC 811163035743, this phosphate-finished bolt from KAK Industry offers excellent strength, durability, and reliable performance for a wide range of AR-15 builds. Whether you are building a new rifle, replacing a worn bolt, or upgrading your current bolt carrier group, this bolt provides a dependable and cost-effective solution.

KAK Industry has earned a strong reputation for producing reliable AR-15 components that meet or exceed mil-spec standards. The MO-303-0502-011 bolt is manufactured from high-strength steel and finished with a traditional phosphate coating, which provides good corrosion resistance and a classic tactical appearance. Its dual-caliber compatibility makes it an extremely versatile choice for shooters who run both 5.56 NATO and 300 Blackout in their AR-15 rifles.

Key Features of the KAK AR-15 5.56 / 300 Blackout Phosphate Bolt

• Dual Caliber Compatibility: Designed to work reliably with both 5.56 NATO and 300 Blackout ammunition in AR-15 platforms.
• Phosphate Finish: Traditional mil-spec phosphate coating provides solid corrosion resistance and a non-reflective appearance.
• High-Strength Steel Construction: Manufactured from premium steel for excellent durability and resistance to cracking under high pressure.
• Precision Machined: Produced with tight tolerances to ensure proper headspacing and consistent performance.
• Enhanced Extractor: Features a robust extractor designed for reliable case extraction across various ammunition types.
• AR-15 Compatible: Works with standard AR-15 bolt carrier groups and upper receivers.
• Easy Replacement: Ideal for replacing worn or damaged bolts in existing BCGs.
• Made in the USA: Proudly manufactured by KAK Industry in the United States.

Why Choose the KAK MO-303-0502-011 AR-15 Bolt?

The KAK MO-303-0502-011 stands out as a reliable and affordable bolt option for AR-15 owners. Many budget bolts use lower-grade materials that can lead to premature wear or extraction issues. KAK Industry uses quality steel and precise machining to deliver a bolt that performs consistently over thousands of rounds. The phosphate finish is a favorite among builders who prefer the traditional mil-spec look and don’t want the higher cost of exotic coatings like NP3 or DLC.

This bolt is especially useful for shooters who own multiple AR-15s chambered in both 5.56 NATO and 300 Blackout. Instead of needing separate bolts for each caliber, the MO-303-0502-011 offers true dual-caliber compatibility, making it a versatile and practical choice. Whether you are building a budget-friendly rifle or maintaining a high-round-count training gun, this bolt provides excellent value and dependable performance.

Ideal Applications for the KAK 5.56 / 300 Blackout Phosphate Bolt

The KAK MO-303-0502-011 AR-15 Bolt is well-suited for a variety of builds and use cases. It is an excellent choice for general-purpose AR-15s, home defense rifles, and training platforms. Because it is compatible with both 5.56 NATO and 300 Blackout, it is particularly popular among shooters who own multiple uppers in different calibers and want to keep spare bolts on hand. This bolt is also commonly used when rebuilding or refreshing older bolt carrier groups that have seen heavy use.

Whether you are assembling a new AR-15 from the ground up, replacing a worn bolt in an existing BCG, or maintaining a collection of rifles, the MO-303-0502-011 delivers reliable performance at a competitive price. Its straightforward phosphate finish and robust construction make it a practical choice for both new builders and experienced gunsmiths.

Upgrade or complete your AR-15 bolt carrier group with the KAK Industry MO-303-0502-011 AR-15 5.56 NATO / 300 Blackout Phosphate Bolt (UPC 811163035743).The End ```