Armament Technology states 5.56x45mm is calibrated with Nato M855 (62g) on 16" M4 barrel.
as per
www.armament.com/specterdr-reticle-calibtation
I thought M4 meant 14.5 inch barrel.
Does anyone know the subtensions of the BDC reticle? Either MIL or MOA
Thanks in advance
as per
www.armament.com/specterdr-reticle-calibtation
I thought M4 meant 14.5 inch barrel.
Does anyone know the subtensions of the BDC reticle? Either MIL or MOA
Thanks in advance


















































