Description
NCStar MARDRS A2 Back-Up Rear Sight AR-15 Black Aluminum/Steel
The NcStar AR-15 Detachable Rear A2 Iron Back-up Sight (dual aperture) is precision-made with aluminum and steel. The fixed A2 design is adjustable for windage and elevation, and it mounts onto Weaver and Picatinny-type rails. This 2.7″-long sight weighs just 5.1 oz.






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