Laser shot checker for quick and precise shot control, for adjusting and verifying the point of impact. The laser dot is visible at more than 100 meters. Includes caliber arbors from .177 (4.5 mm) to .50 (12.7 mm). Since the caliber arbor attachments are tapered, they fit perfectly into all barrels (each arbor attachment is designed for different diameters) without causing damage.
Battery-operated, includes 3x LR44 button cells. Laser class 3R, 650 nm, <5mW.