Burris FastFire™ III Sight with AR-F3™ Mount

Burris FastFire™ III Sight with AR-F3™ Mount High-grade optical glass for excellent brightness Hi-Lume multicoating for low-light performance 1x magnification allows both-eyes-open shooting Mount’s height sufficient for co-witnessing flip-up sights Lower compartment stores a spare battery Get the FastFire III sight with the AR-F3 mount in one convenient package. High-grade optical glass delivers exceptional brightness and clarity with lasting durability. Hi-Lume® multicoating eliminates glare and provides superior low-light performance. Bright red dot allows for fast target acquisition and easy aiming. 1x magnification for viewing with both eyes open. Plus, the mount's height is sufficient to co-witness with flip-up sights. Handy power button lets you choose from one automatic and three manual brightness settings. Lower compartment stores a spare battery, open-end wrench and Torx® wrench. Windage and elevation adjustments make fine-tuning easy. Fits any Weaver- or Picatinny-style base. Parallax-free for better accuracy. Powered by one CR-1632 battery (included). Water- and shockproof. Backed by Burris Forever Warranty™.