This flip-up rear sight is designed specifically for the AR-15 platform providing a reliable backup option with its durable polymer construction. It easily mounts onto a 1913 Picatinny rail ensuring compatibility with a wide range of firearms. The sight features precise windage adjustments in 0.25 MOA increments allowing for fine-tuning accuracy. Its innovative design includes a protective shroud that guards the aperture from debris and impact when not in use. The dual peep sight on the same plane ensures seamless cowitness with other optics while its slim profile allows it to fit comfortably underneath most optical sights.