CCOP Universal Laser Boresight 177 to 50cal

1. 177cal to .50cal RED BORE SIGTER is light-weight designed, and easy to use. It comes with 8pcs bore adapters to fit 0.22 to 0.50 caliber.

2. This bore sight collimator installs in the barrel of the firearm and projects a red beam from the center of the bore axis, providing a precise reference for zeroing in on your target. Simply choose the caliber adapter and place the unit in the muzzle. Long sighting range; 3. Light weight and durable. Allows for quick and accurate resetting of any sights.

3. It lets you check scope alignment anytime. It allows for quick and accurate resetting of any type. (iron, optical, holographic, etc.)

4. Simply choose the caliber adapter and place the light unit in the muzzle.allows for quick and accurate resets sight.

5. CAUTION: Avoid direct eye exposure to beam.