Trinity Force Back-Up Sights are designed to be reliable, compact and ready the moment you need them. With low profiles and simple designs, the backup sights are the perfect addition for any shooter who needs their rifle to be effective at all times, no matter the circumstance. The Back-Up Iron Sights can be used as either a back up sighting system for rifle’s optic or as a primary sighting system. The sights must be manually flipped up and are secured using the sight’s internal tension feature.