The SureFire M500A replaces the original handguards of your M4 or similarcarbine. It features a 9-volt shock-isolated incandescent lamp with a 1.62"reflector suited to close- to medium-range applications, and two low-outputnavigation lights available in white, red, or blue. Primary beam output is125 lumens for one-hour of runtime using an MN10 lamp assembly (included)or 225 lumens for 20 minutes using an MN11 lamp assembly (included). TheM500A has three primary beam switches integrated into the forend: aconstant-on rocker switch (left side), a momentary-on pressure pad switch(right side), and a system-disable rotary switch (rear of battery housing)that locks all lights in the OFF position to prevent accidental activationduring covert operations, transport, or storage. The navigation lights areoperated by a smaller momentary-on pressure pad switch (left side). Provenin combat, used by military and law-enforcement around the world. FITS:Most M4-style (short handguard) weapons.
