The NcStar 20 Gauge Laser Bore Sighter provides the most convenient and accurate method for sighting in 20 Gauge Shotguns. Simply chamber the laser Bore-Sight like a regular bullet and a laser dot will show exactly where the shotgun is aiming. It is easy to sight in any scope without firing a single shot. It comes with clear instructions on the back of the box. This is great for Slug Hunters.
Laser Bore-Sight is easy to use and will quickly save both time and money by avoiding prolonged live fire tests at the range; use the extra ammo for honing those shooting skills and for the hunt.
- Maximum Output Power: less than 5mW
- Wavelength: 635-655nm
- Power Source: Three(3) LR44 or AG12 button cell batteries or equivalent