Fail Zero AR15 Complete Bolt Carrier Group for .458 SOCOM and .450 Bushmaster

.458 SOCOM AR-15!

The Fail Zero FZ45801NH bolt carrier group is designed for optimal performance with your AR15 platform, compatible with .458 SOCOM and .450 Bushmaster calibers. Crafted from durable steel and finished with a corrosion-resistant Exo Nickel Boron treatment, this bolt carrier ensures smooth cycling and long-lasting reliability. The complete assembly includes a bolt, extractor, cam pin, carrier key, and firing pin, providing everything needed for a seamless upgrade or replacement.

This bolt carrier group features a MIL-SPEC design, adhering to strict standards for quality and fitment. Its dimensions are precisely engineered to fit standard AR15 uppers, with a length of approximately 10.10 inches, making it suitable for custom and factory builds alike. The classic finish enhances corrosion resistance and aesthetic appeal, ensuring your firearm maintains optimal function under various conditions.

Whether you're building a new rifle or upgrading an existing one, the Fail Zero FZ45801NH bolt carrier group offers consistent performance, reduced fouling, and easier cleaning. Its steel construction and advanced surface treatment contribute to a longer service life, making it an excellent choice for both tactical and recreational shooters seeking reliability and durability in their firearm components.

Features:

• Bolt & Extractor: Compatible with .458 SOCOM and .450 Bushmaster calibers for versatile use

• Bolt Carrier: Complete AR15 design with precision engineering for reliable cycling

• Cam Pin: Ensures smooth operation and durability under heavy use

• Carrier Key: Secured with proper staking for secure locking and reliable function

• Firing Pin: Precision-machined for consistent ignition and firing reliability

• Material: Steel construction with Exo Nickel Boron treatment for corrosion resistance

• Finish: Classic finish enhances durability and aesthetic appeal

• Design: MIL-SPEC compliant for compatibility with standard AR15 uppers

• Dimensions: Approximately 10.10 inches in length, designed for seamless fit