Green /Red Laser Bore Sight Kit for .177 to 0.50 Caliber Rifles Pistol Barrel Laser Boresighter For
It is suitable for calibrating tool to emit linear laser beam, and provides accurate reference for zero adjustment range and calibration tool alignment.feature:1. Easy to use and guide.2. Light weight and durable.3. Precise laser drilling alignment collimator.4, suitable for 0.177 to 0.50 caliber5, with tools, 12 adapters.specification:Material: AluminumMaximum output power: less than 5mWLength: 178mmLaser wavelength: 532 nwBattery: CR14250 3V