If your eyes just aren't what they used to be, or you have trouble visualizing your front sight, HiViz has the answer for you! Having the right sight makes all the difference between a solid hit and a miss so why not get one that offers a bright sight picture allowing you to have faster target acquisition? HiViz's overmolded pistol sights are suited to the demands placed on duty pistols or rugged competition guns. These sights combine the strength of our durable LightPipes with an incredibly tough resin overmold that protects the sight while allowing light to reach the LitePipe. See the light and get faster on target with the HiViz fiber optic front sight. Specifications and Features: Front sight for shotguns with a threaded removable front bead sight Interchangeable LitePipes Steel Includes red, white, and green fiber optic family LitePipes Each Spark III is packaged with five threaded studs (6/48, 3/56, 5/40, 3mm x .5, and 3mm x .6), to fit most common shotguns with a removable front bead