M16/AR15 Polymer Flip Up A2 Dual Aperature Rear Sight
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Co-witness most red dot and holographic sights or use as a stand-alone rear sight. Features the standard military A2-style double peep aperture. Precision molded to fit AR-15 / M16 flat top A3 upper receiver rifles, carbines and MIL-STD 1913 Picatinny rails. Mounts to rails via a steel locking bar and secured with a cross slotted, knurled thumb screw. Molded from high strength heat and impact-resistant proprietary blended polymer. Fully Adjustable for windage. No permanent modification required. All hardware is included.