Faxon Firearms 5.56 NATO 9310 Steel Bolt with Nitriding Finish * Black

Faxon Firearms Bolt, 556NATO, Fits AR-15, Nitride Finish, Black FF556BCNITRIDE The Faxon Firearms 5.56 NATO 9310 steel bolt with nitriding finish is engineered for high-performance demanding applications. Designed with durability and reliability in mind, this bolt features a 9310 tool steel construction, known for its toughness and strength in firearm components. The nitriding process enhances surface hardness, reduces resistance, and offers superior corrosion resistance compared to standard phosphated bolts, making it suitable for rigorous environments. Each bolt is fully MPI tested to guarantee material integrity and defect-free construction, ensuring consistent performance in your firearm. The bolt lugs are chamfered at a 45-degree angle to facilitate reliable cycling even under high-pressure loads, contributing to smooth, lightweight action. The extractor, crafted from S7 tool steel, is sprung with a spring, O-ring, and silicone insert, providing reliable extraction and ejection. This bolt*s black finish not only adds a sleek aesthetic but also provides additional corrosion resistance, making it ideal for both tactical and recreational shooting applications. Whether you're upgrading your rifle or building a custom firearm, this Faxon bolt offers the precision, durability, and reliability needed for demanding shooters and professionals alike. Features: * Material: 9310 tool steel for enhanced strength and toughness * Finish: Nitrided surface for increased hardness and corrosion resistance * Testing: Fully MPI tested for material integrity and defect-free quality * Bolt Lugs: Chamfered at 45 degrees for reliable cycling under high pressures * Extractor: Crafted from S7 tool steel with spring, O-ring, and silicone insert for dependable extraction