DRAMR isspecifically designed to meet military specifications for operators undercombat conditions. The solid one-piece body with integrated mounting basemachined from billet 6061-T6 aluminum can withstand more than 2 tons of weight. Very rugged construction and holding zero performance on any firearms are themajor strength of DRAMR that delivers outstanding shooting result. 1.5 MOA, 1.0 MOA and even 0.7 MOAred dot sizes are available per your preference.