Laser boresight Fits all calibres

[Upgraded to 32 Numbered Adapters]: Bore sight kit comes with 32 adapters, it provides a more precise range differentiation 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 convenient for you to select the right one.

[Pre-set Straight and Bright Laser]: Laser visible distance reaches 15-100 yards.

Class IIIA laser; less than 5mW.