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AR-15 Uppers, Kits, Rifles, Pistols & Parts. ar15depot.com is your one-stop shop for all your AR-15 rifle needs. Shop complete AR-15 rifles and AR-15 pistols, upper receivers, lower receivers, build kits, AR-15 parts, etc. Also, shop our selection of 5.56 ammo by some of the industry's best brands. ard american rifle depot
Flip up Rear Sight
Integral Picatinny Mounting Deck to Fit All Flat Tops
Dual Aiming Apertures for All Shooting Requirements
Precision Windage Adjustments
Clever and Robust Flip-up Posi-lock Design to Guarantee Zero in the Most Extreme Combat Conditions
User Friendly Locking Thumb Nut for Easy Installation