Replacing your Scout Light's rear push-button cap assembly with the Surefire UE Scout Light Tape Switch Tail Cap will allow you to attach a SureFire tape switch for even greater versatility. The cap's lock-out feature positively prevents activation during tactical operations, transportation, or storage. Made from aerospace aluminum, Mil-Spec Type III hard-anodized, it's a worthy upgrade for your Scout Light.FeaturesFits Scout Light WeaponLights and flashlights with .75" diameter switch, including E1E-HA, E1B, E1L-HA-WH, E2D-BK, E2DL-BK, E2L-HA-WH and L4-HA-WHAerospace grade aluminum constructionMilSpec Type III hard-anodizedLock-out feature prevents accidental activation during transport or storage