TPO 223 REM Boresighter 5.56 mm Boresighter 556 Boresighter 5.56 Boresighter
Brand: TPO

Class IIIA laser, Power: <5 mW Sighting Range: 15 to 100 yards Package includes: 1 X Bore Sight, 6 X AG3 Battery

Fit the 223 5.56mm REM chamber, caliber specific.
Adjust and zero-in your optic or iron sights without ever firing a round!
Sighting range of the bore sight is 15 to 100 yards.
Easy to sit perfectly in the bore; Sturdy brass construction.
Package includes: 1 X Bore Sight, 6 X AG3 Battery