12" Micro-Polished TL Barrel, Powerfeed, One Piece Deluxe Sight Rail w/Beaver Tail, Rear-Cocking Venturi Bolt, Low Pressure Chamber, TL Vertical Adapter, Removable Fore Grip, Steel-Braided Hose, Quick Disconnect Pin, Tournament Level Velocity Adjuster, 45 Grip w/Rubber Grip Cover, Bottom-Line Setup.