Meprolight MPO PRO-F Reflex Red Dot Sight with RMR Plate for Mossberg 590/930 1x0.95x0.7in Green 3 MOA Dot 33 MOA Circle Circle and Dot Black. Originally designed for pistols the smaller size makes it extremely effective on shotguns. The RMR shotgun adapter plate makes mounting it a simple process. The tough and durable enclosed optic system is built to meet the rigorous demands of military and law enforcement operations. Whether for defensive purposes or hunting turkeys target acquisition and accurate rounds on target will be faster. The Mepro MPO Pro-F enhances precision and accuracy across various firearm styles and calibers adapting seamlessly to any environment. Built to endure direct impacts and operate in the harshest conditions the MPO Pro-F handles the recoil of a 12 gauge with no problem. The user selectable 3 segment reticle system (3 MOA dot 33MOA bullseye and 33 MOA ring) allows you to choose the reticle that best matches your shooting style or needs. Specifications for Meprolight MPO PRO-F 1x0.95x0.7in Reflex Red Dot Sight: Manufacturer: Meprolight Color: Black Fabric/Material: 7075 T6 Aluminum Magnification: 1 x Objective Window Size: 0.95x0.7 in Illumination Type: LED Illumination Color: Green Brightness Settings: 12 Eye Relief: Unlimited Adjustment Type: MOA Adjustment Click Value: 1 MOA Emitter Type: Enclosed Battery Type: CR1632 Battery Quantity: 1 Battery Life: 20000 hours Water Resistance Level: IP67 Weight: 1.8 oz Red Dot Sights-Footprint: RMR Features of Meprolight MPO PRO-F 1x0.95x0.7in Reflex Red Dot Sight RMR Footprint User selectable 3 segment reticle 10 Day / 2 NV Settings CR1632 20000+ hours battery life (Setting 5) Automatic and Manual Brightness Control Power Saving Sleep Mode IPX7 Waterproof Package Contents: Meprolight MPO PRO-F 1x0.95x0.7in Reflex Red Dot Sight Meprolight 901141342: MPO PRO-F Reflex Red Dot Sight with RMR Plate for Mossberg 590/930 1x0.95x0.7in Green 3 MOA Dot 33 MOA Circle Circle and Dot Black