Congratulations on releasing of M4 
The most important changes as it appears to me are;
1. "better trigger"
2. "reverting to single regulator" (for non technical users),
3. "better pistol grip" and a
4. "stronger top rail" that will also be helpful fixing POI shift issues.
Great
Umair Bhaur
The most important changes as it appears to me are;
1. "better trigger"
2. "reverting to single regulator" (for non technical users),
3. "better pistol grip" and a
4. "stronger top rail" that will also be helpful fixing POI shift issues.
Great
Umair Bhaur
