The Tiger Rock Inc. LBS3006 .30-06/.270 Cartridge Laser Bore Sighter delivers unmatched precision for avid shooters. Engineered from high-quality aluminum, this durable bore sighter fits securely in your chamber, ensuring reliable adjustments for optics and sights. Its eye-catching metallic red finish houses a powerful visible laser with a wavelength of 635-655 nm for excellent visibility. Achieve pinpoint accuracy with an effective sighting range of 20-30 yards, featuring a dot size of 1.5" at 100 yards. Batteries sold separately for practical convenience. Fits .30-06, .25-06, .270 Chambers Metallic red finish High quality aluminum casing LED Type: Visible red laser Laser wavelength: 635-655 nm Laser beam: < 5mW Sighting range: 20-30 yards Dot size: 1.5" @ 100 yards Requires (3) LR936/AG9 button cell batteries Elevate your shooting accuracy today with the Tiger Rock Inc. LBS3006 Laser Bore Sighter.