IMI Defense AFS Front Aluminum Flip Up Sight Black. Designed and manufactured in Israel under the non-compromisingIMI Defense standards made of aircraft-grade aluminum and steel these sights are forged for battle. Specifications for IMI Defense AFS Front Aluminum Flip Up Sight: Manufacturer: IMI Defense Fabric/Material: Aluminum Front Material: Aluminum Features of IMI Defense AFS Front Aluminum Flip Up Sight Positive detent lock in both positions Dual aperature Tension-loaded Flip up sight easily activated from either side No tools needed for modification Fits Mil-Spec 1913/STANAG 4694 Provides identical bore to sight height as AR-15 / M16 / M4 standard irons Low profile and lightweight Finished in Mil-Spec hard coat anodizing Package Contents: IMI Defense AFS Front Aluminum Flip Up Sight IMI Defense IMI-Z7020: AFS Front Aluminum Flip Up Sight Black