Bore Sight 9mm/223 5.56mm Red Laser Boresighter with Batteries BTS6888 Front Spring Outside Diameter (IN):

Front Spring Outside Diameter (IN): 5

is no programming needed

Zoom video etc

which is made of high-quality fire-resistant plastic and metal

such as gaming and online high definition video streaming

Bore Sight 9mm/223 5.56mm Red Laser Boresighter with Batteries BTS6888 Front Spring Outside Diameter (IN):High AccuracyThe 223 bore sight has high laser accuracy which helps to zero in quickly, saving your time and reducing cartridges wasted. Extra BatteriesComes with 4 sets of batteries (12 AG3 batteries), and each set lasts up to 1. 5 hours, providing a longer sighting time. Sturdy and DurablePremium brass construction, strong anti deformation to ensure the accuracy of the 556 laser bore sight. ApplicationThe bore sighting laser is perfectly fit in .