MidTen Green Laser Bore Sighter for .243 & .308WIN - High Precision Rifle Scope Calibration Tool with 4 Sets of Batteries - Perfect for Hunting, Shooting Range & Gunsmithing

MidTen Green Laser Bore Sighter for 243 308win Powerful Green Laser Bore Sight 243 green laser bore sight reaching the sighting range of 30-300 yards.Highly visible green laser bore sight, which can provide longer distance sighting range than red, works well in any weather conditions.Class IIIA laser, <5mW power. Very Clear Green Laser Even in Daytime Powerful green laser bore sight, suitable in day and night, provide you with a convenient usage experience!Green lasers are more suitable for daytime use compared to red lasers. Sturdy Brass Construction Reliable 243 308win bore sight laser with sturdy brass construction, good resistance to temperature.Do Not have the on/off button. Removing the batteries after zeroing to turn the laser off. Bore Sighter with Precision Accuracy The green bore sight laser is suitable for 243 308win chamber, caliber specific.Chamber-sized laser module is a quicker way to sight your optics, save time and improve accuracy. Comes with Extra Batteries

[MidTen Precision] 243/308 bore sight laser is designed to provides a precise reference to zero-in your optic and iron sights so as to save your time and money. MidTen really does the job!

[Clear Green Laser] If you like the contrast of colors when zeroing your red dot optics, green laser bore sighter would be more appropriate. MidTen 243 308 green laser boresighter, wave length 520nm, sighting range 30-300 yards.

[Plenty of Batteries] Comes with 4 sets of batteries (12pcs in total), use 3pcs at a time. Upgraded LR41 battery allows the 308 bore sight last up to about an hour.

[Sturdy Material] Solid brass construction. Chamber-sized 243/308WIN bore sight laser will sit well in the bore and easy to use.

[Specification] The green bore laser is suitable for .243 308WIN chamber, caliber specific. Class IIIA laser, max output less than 5mW.