Level 3 Mil Spec Hard Anodization Front Sight A2 post elevation adjustment Rear Sight Dual Aperture Windage Adjustment Designed for Close Quarter Battle Flip-Up Design:Simply press a button and pop up your sights quickly. For quick transition between iron sights and scopes. Fully adjustable for Windage. Both Precision and CQB apertures on rear sight with standard front sight help to zero better in medium and short distance. Ultralight MADE of Polyphenylene sulfide is a semicrystalline material. Offers excellent balance of properties durable and light After many tests and strength tests it can be used for various gun products of high quality with convenient use and affordable price Good 45 DEGREE OFFSET PUSH BUTTON FLIPS UP WITH EASE - Sights are offset 45 degree to allow you to slightly rotate your rifle to witness target through them and engage. A simple press of the button and your iron sights will pop up quickly. This Sights with Low-Profile Design:Wont Take Up Too Much Space or Interfere Other Accessories When Its Flipped Up. These Angled Sights Work Perfect as a Backup Sight and Give You a Double Assurance For quick transition between iron sights and scopes. Fully adjustable for Windage. Both Precision and CQB apertures on rear sight with standard front sight help to zero better in medium and short distance.