Vector Optics Frenzy FA 16x21 mm Reflex Red Dot Sight 3 MOA Red Dot Black. A proficient red dot weapon sight makes it easy to find your target rapidly and re-acquire immediately after your shot. And because of the Vector Optics Frenzy FA 16x21 mm Reflex Red Dot Sight buying a top of the range red dot riflescope hasn't ever been a better thought. Made by using good quality optics and intensely rugged casing resources these Red Dot Sights from Vector Optics provides you with many years of trustworthy and effective service. Vector Optics has been producing some of the best red dot sights for a long time and the Vector Optics Frenzy FA 16x21 mm Reflex Red Dot Sight is the verification of their resolve for providing you red dot sights which don't eradicate your wallet. If you are in the market for a top of the line red dot sight that won't wipe out your wallet choose the Vector Optics Frenzy FA 16x21 mm Reflex Red Dot Sight. Check out Meprolight red dot scopes as well Specifications for Vector Optics Frenzy FA 16x21 mm Reflex Red Dot Sight: Manufacturer: Vector Optics Color: Black Finish: Matte Fabric/Material: 7075-T6 Aluminum Alloy Reticle: 3 MOA Dot Illumination Color: Red Adjustment Click Value: 1 MOA Parallax: Free Battery Type: CR1632 Operating Temperature: -20 - 60 Celsius Water Resistance Level: IPX-7 Shockproof: Yes Weight: 1.16 oz Red Dot Sights-Footprint: Glock MOS Package Contents: Vector Optics Frenzy FA 16x21 mm Reflex Red Dot Sight Vector Optics SCRD-81: Frenzy FA 16x21 mm Reflex Red Dot Sight 3 MOA Red Dot Black