MK18 SOCOM Upper H-BAR

MK18 10.3" Rosco/Colt HBAR 5.56mm Complete Upper (SOCOM Profile) Superlative Arms SS Adjustable Gas Block Carbine Gas System BCM PIC RAIL Free Float Surefire SOCOM 4 Prong Flash Hider Comes with Nitride Complete BCG and Colt Charging handle ERGO "Black" low profile Picatinny Rail Covers Surefire Mount can be Used with Surefire RC, RC2, RC3, and RC4 Silencers Colt SBR and Silencer NOT included, but can be purchased separately