Fixed A2 style rear sight, adjustable for Windage and Elevation with Dual apertures. Large steel thumb nut and steel rail clamp for positive & secure attachment to your upper receiver. Compact enough, where you will still be able to mount a red-dot / reflex / holographic optic on your AR-15 upper receiver. Made of solid anodized aluminum for prevention of corrosion and lasting durability.
Model: NcStar MARDRS