Magpul MBUS Sight
Affordable, injection-moulded folding front and rear back-up sights. Elevation-adjustable front sight has a built-in, spring-loaded post detent. (Note: Polymer construction not compatible with railed gas blocks.) Dual-aperture rear sight is adjustable for windage. It’s tailored to the AR-15 platform. Fits all mil-spec 1913 Picatinny rail-equipped weapons.
• Elevation-adjustable front sight
• Dual-aperature rear sight
• Fits all mil-spec 1913 Picatinny-rail-equipped firearms