Fit M4 Series Airsoft Electric Rifle AEG.
Advance tactical RIS system that connects the M4 metal body with the front end section resulting reduced or no wobbling.
Making your M4 Carbine one solid piece.
Modular metal rails.
Fit D-Boys, G&P, KWA, G&G M4 Series AEG.(does not fit Classic Army without modification).
Full Length: 360mm
Rail Lenght: 320mm (top) / 152mm (2 sides) / 133mm (bottom)