Fixed A2 style rear sight
Adjustable for Windage and Elevation C 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.
Precision made A2 rear sight.
Made of solid anodized aluminum for prevention of corrosion and lasting durability