This screw-on bead replacement sight offers instant success to cross-eye dominant shooters. Utilizing HIVIZ Magni-Optics Technology, Magni-Comp is an affordable sight solution that replaces standard beads on most shotguns, offering struggling shooters immediate relief and better shooting. Comes with red and green interchangeable LitePipes and a big smile. Includes one red and one green interchangeable fiber optic light pipe, plus a light pipe changing key.