Upgraded to 32 Numbered Adapters Bore sight kit comes with 32 adapters, providing a more precise ranges for calibres, perfectly suitable for any calibre within the range of 0.17-12GA.Clear instruction and easily identifiable serial numbers on each adapter makes it easier for you to select the correct one. Pre-set Straight Laser: Laser visible distance reaches 15-100 yards. Class IIIA laser; less than 5mW.
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