FosTech Complete Bolt Carrier Group - Nickel Boron | Echo Trigger Compatible
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FosTech Complete Bolt Carrier Group - Nickel Boron | Echo Trigger Compatible

$155.99
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Fostech Complete Bolt Carrier Group - Nickel Boron | Echo Trigger Compatible Product Overview The Fostech Complete Bolt Carrier Group (BCG) - Nickel Boron is a high-performance bolt carrier designed for AR-15 platforms. It is compatible with the Echo AR-II and Echo Sport, ensuring optimal functionality and reliability. This BCG is crafted with meticulous attention to detail, utilizing a nickel boron finish to enhance its durability and performance. Specifications Bolt Assembly Bolt Material: 9310 Alloy Steel Bolt Design: Shot Peened; Magnetic Particle Inspected and Marked Extractor: Shot Peened Hardened tool Steel Extractor O-Ring: Viton, Mil-Spec Gas Rings: 3 Mil-Spec Bolt Finish: Nickel Boron Bolt Carrier Material: 8620 Steel Design: Heavy Profile M16 Style Gas Key Screws: Grade 8; Properly Torqued and Staked to Mil-Spec Finish: Nickel Boron Cam Pin Material: 4140 Steel Finish: Nickel Boron Firing Pin Material: 8740 Steel; Centerless ground Weight: 11.6 Ounces F

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