Product Details Vortex Crossfire Red Dot Sight 84382910558 The Vortex Crossfire Red Dot Sight provides no-nonsense performance and a quick, simple point of aim. The Crossfire red dot has a 2 MOA dot reticle that offers quick target acquisition at close range but is fine enough for accurate aim at longer distances. Fully multi-coated lenses increase light transmission for a bright image, while the parallax-free design ensures consistent accuracy and aim. Plus, the Vortex Crossfire is built tough with a hard-anodized finish, as well as waterproof O-ring seals to protect against debris and moisture. With 11 levels of brightness, the Vortex Crossfire Red Dot Sight offers simple, accurate aim for nearly any application. In the Box: Rubber cover CR 2032 battery T-10 Torx wrench Low height mount Lower 1/3 co-witness mount Features Unlimited eye relief for fast target acquisition Hard-anodized finish adds durability 11 levels of brightness Parallax-free Waterproof O-ring seals protect against moisture, dust, and debris Lowest two brightness settings are night-vision compatible Fully multi-coated for increased light transmission Specs Magnification: 1x Adjustment Graduation: 1 MOA Weight: 5.2 oz. Parallax Setting: Parallax free Length: 2.5 in. Mount Type: Skeletonized Model #: CF-RD2 Eye Relief: Unlimited Dot Color: Bright Red Max Elevation Adjustment: 100 MOA Dot Size: 2 MOA Max Windage Adjustment: 100 MOA California Residents WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov