Experience targeting versatility with the 1x40 ION Reflex Sight from Barska. Four unique reticle patterns allow the user to modify the sight to their own preferences and an integrated quick-release mount allows for fast attachment and detachment to any Picatinny/Weaver-style rail. - Features: - 1x Magnification - 4 Different Reticle Patterns - Picatinny/Weaver-Style Quick-Release Base - Red Reticle Illumination - 40mm Objective Lens - Unlimited Eye Relief - Windage and Elevation Adjustments