Magpul MBUS PRO Steel Backup Sights, Rear Sight

The MBUS Pro (Mogul Back-Up Sight) 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. The dual aperture, wind age adjustable Rear and no-tool, elevation adjustable Front excel in all 1913 Pica tinny rail mounting applications. Positive detents keep the MBUS Pro Front and Rear at standard sight height when deployed, and so low when they are stowed that you'll never notice them until they're needed. Narrow width Front is compatible with most IR aiming laser and light installations for the professional user.   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. Windage Adjustment - ~0.5 MOA (0.566 inch/100m) per click with a 14.5 inch sight radius. ~0.4 MOA (0.410 inch/100m) per click with a 20 inch sight radius Elevation adjustment knob – no tools required Positive detents in both the up and down positions as well as on the elevation knob; Standard sight height when deployed Style: Rear Sight   Warranty: 90 Day Woot Limited Warranty