Xs Sight Systems Big Dot Tritium Sights For Smith & Wesson & Ruger~

High-visibility sight puts you on target faster in high stress or low light conditions by pulling your eyes to the front sight. Low profile, no-snag design is great for carry and combat competition guns. Big Dot (BD) front sight has a large, easy-to-see white ring surrounding the green tritium dot. S&W Airlite Ti replaces pinned front sight on fixed sight guns, requires drilling for pin. Mfg: Xs Sight Systems SPECS: Machined steel, matte black. Big Dot .161" (4mm) diameter dot. Fixed sight. Gunsmith installation recommended.