Made from mil-spec, hard-anodized aluminum, the Wilson Combat Flip-Up Sight Sets are a rugged, click adjustable option for your next AR rifle or pistol build. These high-quality folding front and rear sights easily clamp on any standard Picatinny rail and have a positive, upright steel locking mechanism for rigid, accurate durability under heavy use. The elevation adjustable front sight has a standard A2 front sight post and is compatible with most aftermarket front sights and adjustment tools. The anti-snag rear sight is low profile, finger adjustable for windage and has a dual peep with a .200" and .075" aperture. FeaturesFolding sights with a low profile when not in useSteel upright locking mechanismStandard AR-15 heights with low-profile windage adjustment and standard front sight elevation adjustment