Troy BattleSight Front Folding Tritium M4 Black - SSIG-FBS-FMBT-01

Troy Industries' Tritium BattleSights(TM) are designed to eliminate the poor sight orientation that is typical in twilight. Tritium is a form of hydrogen that emits a continuous light source when batteries or electricity are not available. The front post is centered between two Tritium points of reference to allow proper alignment.Durability and dead-on accuracy make Troy BattleSights the hands-down first choice of Special Ops and Tactical Users Worldwide. Troy's M4 Front Folding BattleSight is easy to install and deploy, with no levers or springs to fumble with.Features:a Sight can be moved or taken off without permanent modification to the firearm.a A stainless-steel cross-locking system ensures sights remain upright and zeroed under extreme combat conditions.a A push of a button folds the sights securely out of the way until you need them again.a No tools required for adjustment