HIVIZ Magni-Comp Fiber Optic Shotgun sight Fits: shotgun front sight fits most vent-ribbed shotguns that have a removable front bead Color: green Made in the USA Magni-Optics technology for cross-eye dominant shooters Magni-Comp front sight replaces existing bead Includes 1 green and 1 red LitePipe Fits most vent-ribbed shotguns with removable bead HiViz recommends gunsmith installation for all dovetail sights. Due to manufacturing tolerances, some firearms may require additional fitting.