Prepare yourself for the fiber optic light gathering sensation that not only allows for higher visibility, but also presents a faster sight and target picture. It's the day time sight that's lightweight, and yet very durable. It's the sight that brightens in low light situations. Made from aircraft strength aluminum (front beads are made of steel) not plastic. Click adjustable for windage and elevation. Fits USA Desert Eagle with a DE or DK prefix or barrels with an 8 slot top rail.