GLOCK laser device combines a glowing open sight with a laser sight , all in the same device. It replaces original sight of the gun. DUAL SYSTEM: Unique systems which allows a simultaneous tactical and laser targeting. Solid A specially designed mounting following the design line of the gun keeps the system firm and offers an excellent performance shot after shot. Easy mounting: The user can easily and quickly mount the device on the gun following the installation instructions. Installation tools included. Accurate regulation: Quick and easy regulation. Open and laser sight are independently regulated in windage and elevation.It keeps regulation even after shooting or eventual bumps
