The Meprolight Tru-Dot Tritium Night Sight system delivers reliable target acquisition with green tritium dots that glow in any light condition including total darkness. Specifically designed for post-2009 Remington 870 1100 and 11-87 shotguns.Tru-Dot Tritium Night Sight for Remington 870/1100/11-87 Post-09Green tritium dots visible in all light conditionsThree-dot horizontal alignment system for quick sight pictureIncludes both front and rear sightsBuilt to withstand heavy recoil and harsh field conditionsResistant to cleaning solvents and environmental exposurePerfect for hunting tactical applications and home defense where low-light visibility is critical. Compatible exclusively with post-2009 production Remington slug-guns for reliable performance when it matters most.