B00QMXVJSQ Magpul MBUS PRO Offset Steel Backup Sights, Front Sight , Black

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All steel construction; Steel, rectangular sight post selectable between Match and Standard widths (.040” Match width for increased precision; .060” Standard width for maximum visibility)
Case hardened and finished with Melonite QPQ for extreme resistance to wear and corrosion
Mounts on any MIL-STD-1913 Picatinny/STANAG 4694 rail
Elevation adjustment knob – no tools required; Positive detents in both the up and down positions as well as on the elevation knob
Standard height when deployed, 45 deg. offset right-hand side
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