TriComp brings pinpoint accuracy to target acquistion. This innovative interchangeable design is loaded with options, equipped with both triangular and round LitePipes in a variety of colors and sizes. Any hunter or shooter can create a sight picture that suits their specific needs. Features: Fits most vent-ribbed shotguns with removable front bead Sight includes (5) screws in varying thread sizes to fit nearly any shotgun 3-56, 5-40, 6-48, 3mm x 0.5, 3mm x 0.6 LitePipe shape - round and triangular (2) green, red and white LitePipe