Aero Precision EPC Bolt Carrier Group 9mm Fits AR9

AERO Precision 9mm Bolt Carrier Group, Direct Blowback - NitrideIntroducing the Aero Precision 9mm Bolt Carrier Group, Direct Blowback - Nitride, the essential component for your EPC build. Crafted from durable 8620 steel and treated with a nitride finish, this bolt carrier group ensures exceptional strength and longevity. It is engineered with a fracture-resistant grade 23 titanium pin and a robust 4140 steel extractor and meticulously machined to withstand the rigorous demands of blowback AR platform firearms. Count on Aero Precision for reliable and high-performance solutions for your firearm needs.Bolt Features:Machined from 8620 SteelBlack Nitride FinishBolt Includes:8620 Steel Bolt Assembly4140 Steel Bolt GuidesGrade 23 Titanium Firing PinFiring Pin Retaining Pin4140 Steel ExtractorHeavy Duty extractor coil pin(all parts are installed)Disclaimer: The 9mm Bolt may not be compatible with some aftermarket fire control groups. It is recommended to use a mil-spec or PCC specific trigger group. After assembly, verify proper operation and trigger reset with an unloaded firearm prior to use.This bolt is not compatible with most AR15 folding stock adapters.