【Easy Installation】: This flip up sight is very easy to install, just use the included hex wrench to easily attach it to your Picatinny or Weaver rail.
【Product Material】: This backup sights set is machined from extremely durable nylon plastic for light weight, high impact resistance, resists operational abuse.
【Product Function】:Front Sight is adjustable for elevation and the dual aperture Rear Sight is adjustable for windage.
【Application Range】:Clamps to most any MIL-STD-1913 Picatinny/STANAG 4694 rail and provides the same height-over-bore as standard A2 irons.