AR- F3 Flatop Fast Fire Sight Red Dot 3 MOA Matte by BURRIS OPTICSFor AR and carbine shooters and Burris bundles a 3 MOA FastFire III with the rugged AR-F3 mount. It’s the simplest and most effective way to mount any FastFire on an AR flattop as a stand-alone sight or as a co-witness for iron sights. The FastFire sits low in the mount and a pair of metal wings on each side of the lenses protects the sight from impact or unintentional abuse. For added convenience and a lower compartment offers storage for a spare battery and open-end wrench and Torx® wrench. Fits any Weaver or Picatinny-style base. *Warranty Info: Every single Burris optic is covered by the Unconditional Forever Warranty. Even if your packaging or user manual indicates your product has a limited warranty and it is now covered by the NEW Burris Unconditional Forever Warranty. The Burris Forever Warranty™ means just that - Forever - for anything and other than loss and theft or deliberate damage.