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.
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XS Sights ML00135 Marlin Ghost Ring WS Sights Adjustable Black with White Stripe Front Ghost Ring Rear Sight
$104.99
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