The MBUS (Magpul Back-Up Sight) Pro is a corrosion-resistant all-steel back-up sighting solution that delivers maximum functionality and strength with minimum bulk at a price that's even smaller than its size.
.04" Match width for increased precision
.06" Standard width for maximum visibility
.432 HEIGHT ABOVE RAIL AT TALLEST POINT AND COVERS LESS THAN 1-5/8" OF RAIL WHEN STOWED
ALL STEEL CONSTRUCTION
Case-hardened and finished with Melonite QPQ for extreme resistance to wear and corrosion
ELEVATION ADJUSTMENT KNOB
Elevation adjustment knob - no tools required
Positive detents in both the up and down positions as well as on the elevation knob
STANDARD AR SIGHT HEIGHT WHEN DEPLOYED
Steel, rectangular sight post selectable between Match and Standard widths: