AimSHOT Bore Sight 9mmFeatures:- Bores sight- Most complete, accurate, and versatile system on the market- Comes with compact high quality nylon pouch to store and transport all of your boresights and arbors- Made from 100% brass for the highest quality and durability possible- Slide boresight cartridge into caliber-specific sleeve in rifle chamber and laser dot isp projected down exact centerline of barrel- Diagram extremely accurate scope or sight adjustmentSpecifications:- Minimum sighting range: 3 yards- Maximum sighting range: 100 yards- Wave length: 645NM- Output power: