Burris AR-F3 1x21x15mm Red Dot Sight - 300215

For AR and carbine shooters, the AR-F3 combines the FastFire 3 sight with the rugged AR-F3 mount. It's the simplest and most effective way to mount any FastFire sight on an AR flattop as a standalone sight or as a co-witness for iron sights. Features: Includes AR-F3 tactical mount and 3 MOA FastFire 3 red dot sight Positions the FastFire at the optimum height on an AR as a standalone sight and as a co-witness for iron sights Sight is protected by metal wings on each side Has convenient storage space for spare battery, open-end wrench, and torx wrench Fits any weaver or picatinny-style base Unlimited eye relief 1 MOA click value Manual push-button and automatic brightness adjustment illumination control 3 manual brightness levels, automatic setting reactive to environment illumination settings