Positive detent lock in both positions.
    Ambi windage knob rear sight.
    Dual aperture.
    High-quality fiber reinforced polymer compound
    Tension-loaded
    Flip-up sight easily activated from either side
    Highly durable
    Fits Mil-Spec 1913/STANAG 4694
    Provides Identical Bore to Sight height as M4/M16/AR Standard Irons
    Low profile and lightweight
    Dual aperture Front sight.
    Indexed Front Sight Elevation Drum