TRUGLO TFO FRONT AND REAR HANDGUN SIGHTS: When brightness counts, get the TFO Gun Sight from TruGlo. The TFO pairs fiber-optic sights with tritium night sights to create a consistently bright picture - day or night! TruGlo patented combination of tritium and fiber-optic technologies unites the best of both worlds - providing the same bright sight picture whether you are in glaring daylight or complete darkness. This TruGlo Handgun Sight is compatible with Springfield Armory XD Series. MAIN FEATURES: - Tritium and fiber-optic illumination; - Assembled in U.S.A. with quality Swiss tritium; - Glows in the dark - no batteries, light exposure required; - Concealed fiber cannot be seen by the target; - FORTRESS FINISH nitride protective coating; - Snag-resistant design; - Fits most standard holsters; ABOUT TRUGLO: TRUGLO is the leading manufacturer of fiber-optic sights, tritium handgun sights, and shooting accessories for bows, crossbows, handguns, and rifles. We're a Texas company. Inherently, that means we like our rifles, and slinging lead a long way. From target archery and crossbow hunting to carry pistols and tactical competition, TruGlo has accessories to improve your gear. Regardless of your outdoor sporting interest, we have gear that's optimized for your style and budget.