As the first G4 to hit the market, the G4-A1 with Daniel Defense 9 Inch Lite Rail was a dual purpose Airsoft gun designed for Field & CQB scenarios. The One Piece Outer Barrel design particularly for the 9” Lite Rail has excellent accuracy for Field play. The Daniel Defense 9 Inch Lite Rail was the perfect RIS Unit to match our idea of a perfect CQB & Field Gun. The weight alone can reduce fatigue on long, tiresome milsim matches. It is also very advantageous for rushing and turning corners during a CQB/Speedball matches.