The SHIELD AMSc (Advanced Mini Sight compact) is an enclosed emitter red dot sight specifically designed for narrow frame and single stack EDC pistols. Featuring a 4 MOA dot and automatic brightness adjustment this optic delivers reliable performance in a compact package.SHIELD AMSc Advanced Mini Sight compactEnclosed emitter design for EDC pistols4 MOA red dot reticleAutomatic brightness controlAerospace grade billet aluminum constructionNitrogen sealed waterproof to 30 feet for 30 minutesCo-witness capabilitySHIELD iconic footprint for compatibilityCrystal clear glass windowMeets DEFSTAN international standardsPerfect for everyday carry applications this sight combines SHIELD's proven reliability with compact dimensions ideal for concealed carry pistols and defensive firearms.