Great things come in small polymer packages. The MBUS 3 Sight – Rear brings tool-less windage and aperture adjustment to a rear sight that’s ready when your primary optic isn’t. It stows at just 0.55” tall and 1.38” wide on your M1913 picatinny rail and includes ambidextrous deployment capability and two aperture options for different shooting scenarios.
Made in the USA.
Features
Compact (0.55ʺ tall when folded; 1.38ʺ wide) and lightweight (1.06 oz) polymer rear sight optimized for mobility, durability, and reliability
Attaches to M1913 Picatinny rails
Spring-loaded, ambidextrous button for quick deployment from stowed position
Tool-less windage adjustment for on-the-fly flexibility as your situation changes
Rapid-select, rotating aperture window allows a wide or narrow view for close-range shots (or low light situations) and longer distance shooting
Standard AR sight height for across-the-board compatibility
FULL-FEATURED SPRING-LOADED FLIP UP SIGHT
Ambidextrous push-button deployment and rapid-select rear aperture system
0.55” high when folded and 1.38” wide at widest point
EXPORT NOTICE: This is an item controlled for export by the Export Administration Regulations (EAR) under the Commerce Control List (CCL). These controls take the form of export regulations and license requirements. As part of the express consideration provided for receipt of Magpul's goods, technical data and/or services, you, our customer, acknowledge that the export, re-export or other transfer, directly or indirectly, of the goods, technical data and/or services provided by Magpul in violation of U.S. law is prohibited. Customers acquiring controlled goods, technical data and/or services from Magpul shall be responsible for obtaining any necessary U.S. or other government authorization required to ensure compliance with applicable export laws. (See Magpul Compliance Notices page for more information).
WARNING: Observe safe firearm handling practices at all times. Failure to do so may result in serious bodily injury or death. Magpul Industries shall not be responsible for injury, death, or property damage resulting from faulty installation, misuse, illegal use, or modification of this product.
Technical Specifications
More Information
Position
Rear
Height above rail, stowed
~0.55 in.
Platform
AR10, AR15, M4, M16, M110, SR25
Weight, w/ hardware
30 g
Other Specs
Center of aperture to top of rail: 1.42 in.
WINDAGE ADJUSTMENT
~0.5 MOA (0.606”/100m) per click with a 14.5" sight radius ~0.4 MOA (0.439”/100 m) per click with a 20" sight radius
MADE & ENGINEERED IN THE USA
FREE SHIPPING
on orders over $75 
100% SATISFACTION
guaranteed 
