Viridian 9810059 RFX45 Black Anodized 1 x 24 mm x 15.5 mm 5 MOA Green Dot ACRO/Picatinny Low MountThe sight of your dreams. The all new RFX 45 is packed with industry leading features while offering a tremendous value to the shooter. A rock solid machined 6061 aluminum housing, fully multi coated lenses, audible and tactile adjustability, INSTANT ON activation w memory and auto shut off and a 50k hour battery life are just a few of the features that make the RFX 45 a must have for any shooter. Viridian invented green laser pistol sights almost two