Ultimate Arms Gear Tactical CQB QD Dual Red Green Dot Illuminated 1x32mm Scope Sight With Dual Weaver-Picatinny & Dovetail Rail Base Mount & Backup Iron Sights & Anti Glare Lens Cover Designed with a great tactical look and superior durability for use on real assault rifles down to airsoft Fast target aquisition, just put your Red or Green dot on the target and fire. Nitrogen Filled, Shockproof, Fogproof, and Weather Proof Constructed with high grade Aircraft aluminum - Quick Detach Weavery Picatinny (7/8") & Dovetail (3/8") Rail Base Mount For The Ultimate Versatility Full Windage and elevation adjustments