This 303BR Cartridge Laser Bore Sighter features precision accuracy. This bore sighter is a fast, reliable and durable gun zeroing and sighting system.

Features:

Precision accuracy
Reliable and durable
Fastest gun zeroing and sighting system
Reduce wasted cartridges and shells
Compact and lightweight
Easy to pack and travel

Specification :

Laser wavelength (nm): 625-660
LED type: Visible red laser
Power: Less than 1 megawatts
Battery type (AG3)- 4 (not included)
Range for sighting: 15-100 yards
Dot size: Two (2) at 100 yards
Operation: On/off end cap
Construction: Brass
Total length:56mm (2.2")