The 7.62x54R Laser Bore Sighter provides the most convenient and accurate method for sighting in 7.62x54R equipment. No more trips to the range to sight in your equipment you can sight in anywhere with this laser bore sight. It designed for firearms chambered in 7.62x54 mm. This device is placed in the chamber, and projects a visible beam on to a wall or other flat surface. This allows you to move your red dot to the theoretical point of impact, saving you time and hassle at the range by placing you on paper to start. It really helps with zeroing your optic. It's a very useful tool for training as well.
Machined from solid brass. The bore sighter very made and are easy to use. There is no on/off switch,the laser is actuated by tightening the end-cap, and will stay on until loosened again.
specification
Construction: Brass
Length: 2.1inch; Tail width: 0.55inch; Head width: 0.32inch
Laser Wave length (nm:) 632 to 650
Power: <5 mW
Sighting Range: 15 - 100 yards
Dot Size: 2" at 100 yards
Temperature: -10℃ to 40℃
Battery Type: 9 x AG3 (Included)