Yankee Hill Phantom Q.D. Flash Hider 7.62MM Black Steel 5/8"-24 tpi Threads 30 Cal AR-Platform 430224A. 30 Caliber The YHM 4302-24A 30 LT QD 5/8X24 is a quality addition to the Yankee Hill Machine lineup. For more great deals on Flash Hiders by Yankee...