American Built Arms Company Bolt Assembly ABA556B

5.56MM AR-15 NICKEL BORON Upgrade your AR-15 with the American Built Arms Company Bolt Assembly, part number ABA556B. Designed for reliability and performance, this bolt assembly is engineered to meet the demanding needs of firearm enthusiasts and competitive shooters alike. Crafted with precision, it ensures smooth cycling and enhanced durability in every shot. Featuring a manganese phosphate coating, this bolt assembly provides superior extraction during firing, reducing the need for frequent lubrication. Made in the USA, the ABA556B is built from high-quality steel, ensuring longevity and consistent performance. Whether you're at the range or in the field, trust the American Built Arms Company to deliver the quality you expect from your firearm components. Features: * Needs virtually no lube during use: Needs virtually no lube during use * Manganese phosphate coated extractor for superior extraction: Manganese phosphate coated extractor for superior extraction * Made in the USA with high-quality steel: Made in the USA with high-quality steel