Troy Di-Optic Aperture Folding Rear Tritium Flat Dark Earth

Optically engineered apertures center your eyes instantly and provide a clear target picture. Sights feature two settings, one for up to 300 meters and a second for up to 550 meters. Profile of only .460 inch when folded. Machined from hardened T6 aircraft aluminum with stainless steel components and finished in Mil-Spec Type III hard coat anodizing. Designed to work on same plane rail systems only. It will not work with a railed gas block that is higher or lower than the receiver but will work with our Gas block Front sights. Made in the USA.