Product DescriptionTruglo 1-piece picatinny riser mount 3/4" rise 4" length
-Mounts to existing Picatinny-style rail
-Easy to install without modification
-Ideal for mounting scopes, but can be used for RedDot sights as well
-Great for any AR-15 Flattop
-Raises mounting surface by 3/4"
-Length is approximately 4"