MBus Magpul Back-Up Rear Sight - Black
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$55.05
MSRP
$55.05
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Updated
May 20, 2026
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Description
The MBUS (Magpul Back-Up Sight) is a low-cost, color injection molded, folding back-up sight. The dual aperture MBUS Rear Sight is adjustable for windage and fits most 1913 Picatinny rail equipped weapons, but is specifically tailored to the AR15/M16 platform.
