This metal RIS hand guard is made by CNC machine with high quality finishing. The length of this hand guard is 7 inch. It comes with 4 sides rail and the interior has enough room to put 9.6v NiMh battery. The lower and upper hand guard can be separate for easy installation. This hand guard is fully compatible with aftermarket airsoft guns in (ASR / M4) series

1. High Quality CNC made
2. Easy Installation
3. Enough room to put 9.6v NiM 2000mah battery