The MBUS Pro (Magpul® 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.
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 including receiver-height gas blocks
Elevation adjustment knob – no tools required
Positive detents in both the up and down positions as well as on the elevation knob
We offer fast, free shipping on every US order. Most orders will ship via USPS. You can upgrade any order to 2 Day/3 Day or Overnight services during checkout for an additional charge.
To ensure your order is shipped same-day, checkout before 1:00 PM Pacific time (4:00 PM Eastern).
Milspec Retail offers Premium Shipping Protection by Route as an optional paid service that can be purchased at checkout. Route protects your package in the event of loss, theft, or damage, and will cover 100% of the costs of the order.