NC Star AR-15 Flip Up Rear Sight

Manufacturer: NC Star

SKU: 4705-0058

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Precision made flip-up A2 rear sight. The MARFLR will fit virtually all AR-15, M4, and M16 flattop Picatinny rail upper receivers. A2 rear sight assembly with large and small rear aperture. A2 rear sight is fully adjustable for windage with knurled click adjustable controls. Large steel thumb nut and precise rail clamp for positive & secure attachment to your upper receiver. With the MARFLR flip-up sight folded down, it's 1 7/8" Length X 11/16" Height (mount height) & 1 1/16" Height (A2 sight base when folded).