M16/AR15/M4 Tune Extractor and Ejector System

This service improves reliability by reducing the possibility of failures when fouled or overheated. Ultrasonic clean bolt assembly. Deburr firing pin and ejector holes. Contour and polish extractor and ejector. Reassemble with BCM Extractor/Ejector upgrade kit* which includes: · BCM Extractor Spring (chrome silicon, heat treated & stress relieved, shot peened) · Crane Ind O-Ring (Mil-Spec) · Black Extractor Insert * (Extractor NOT INCLUDED)

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