SPRING-LOADED FLIP UP SIGHT
 Spring-loaded flip up sight easily activated from either side or by pressing the top
 Protective wings shield the dual, same plane flip apertures
 Sight can still be folded with either large or small aperture in position
 Detent knob easily and positively adjusts windage
    IMPACT-RESISTANT POLYMER CONSTRUCTION
 Polymer construction provides light weight and resists operational abuse
    DETENT AND SPRING PRESSURE KEEPS SIGHT ERECT
 Detent and spring pressure keeps sight erect but allows for unobstructed folding under impact, etc.
       CLAMPS TO MOST MIL-STD-1913 PICATINNY RAILS
 Clamps to MIL-STD-1913 Picatinny/STANAG 4694 receiver rail and provides the same height-over-bore as standard A2 irons
 Height above rail, stowed: 0.51 in.
Length, deployed: 1.5 in.
Length, stowed: 2.6 in.
Weight, w/ hardware: 1.3 oz.
 Magpul_Mbus_rear_sight_installation_Guide_MAG248