Scorpion Armaments H15 2.5-10x40mm Dual Illuminated Red/Green Scope with .223 Bullet Drop Compensator - Sold BY 22mods4all 2.5x10 magnification, 40mm objective lens, compact size 20mm (7/8") Weaver-Picatinny Rail Base Mount Illuminated Red & Green Rangefinder Reticle : 11 different settings (1-Black when not illuminated, 5-Red, 5- Full Windage and Elevation Adjustments On Both The Scope And The Red Dot Aiming Laser Nitrogen Filled, Shockproof, Fogproof, and Water Resistant