Firefield's Ironclad Mini Reflex Sight is a compact powerhouse. This sight is built tough for shooting, perfect for pistols or backup setups. With its rugged rubber coating, the Ironclad ensures durability and a solid grip in any condition. Plus, its custom lens shape boosts target acquisition speed, while slim bezels enhance situational awareness. Powered by a CR2032 battery, the Ironclad offers 10 brightness settings and a maximum battery life of 480 hours. It's compatible with the popular RMSc footprint for low-profile mounting. Crafted from aircraft-grade aluminum, it's shockproof and fogproof, ready to handle heavy recoil from guns like the 1911 (.45 ACP) or the AR10 (.308) Specifications for Firefield Ironclad Mini Reflex Red Dot Sight: Manufacturer: Firefield Fabric/Material: Aluminum Brightness Settings: 10 Battery Type: CR2032 Battery Life: 480 hours Weather Resistance: Fog Resistant Fogproof: Yes Gun Make: AR Platform, 1911 Platform Gun Model: AR-10 Weight: 0.56 oz Red Dot Sights-Footprint: RMSc Features of Firefield Ironclad Mini Reflex Red Dot Sight Rugged rubber coating for durability and grip Custom lens shape for quick target acquisition Slim bezels for enhanced situational awareness and expanded field of view Powered by a CR2032 battery with 10 brightness settings Compatible with RMSc footprint Multiple screw mounting kits for flexible setup options Aircraftgrade aluminum construction for shockproof and fogproof performance Capable of handling heavy recoil from pistols like the 1911 (.45 ACP) and rifles like the AR10 (.308) Package Contents: Firefield Ironclad Mini Reflex Red Dot Sight Lens Cloth T10 & T15 Torx Wrench Battery Mounting Kit Rubber Shim Low Mount High Mount