If you need ultimate maneuverability in a pistol caliber for your AR-15 then look no further.
The 5.5” Ballistic Advantage barrel is the smallest they make and is perfect for a 9mm AR pistol or SBR.
The JP Enterprises Enhanced 9mm Bolt Assembly is a hybrid carrier that works with lowers that take both Colt and Glock magazines.
Tactical Shit Upper With T-Marks
Ballistic Advantage 5.5” 9MM Barrel
Tactical Shit Fuck Stick Charging Handle
JP Enterprises Enhanced 9mm Bolt Assembly
4.2 inch Free-Float Handguard