Enhance your shooting accuracy with the Tiger Rock Inc. LBS8MM 8mm Cartridge Laser Bore Sighter. This precision tool guarantees improved alignment for any firearm enthusiast. Constructed from premium brass, its advanced laser technology ensures effective sighting within a range of 20-30 yards. Experience a visible dot size of 1.5 inches at 100 yards, simplifying the sighting process. Material: High Quality Brass Laser Wavelength: 632-650 Nm Laser Beam: