xiangsheng Red or Green Dot Boresighting Kit with Press Switch, for .177 .22 to .50 Caliber Rifle?16 x Adjustable Adapter Tips? (Red)

Please read the manual carefully before you use this laser bore sighter. Here is the simple step for using this laser bore sighter: 1.Select the proper adapter and find the largest diameter adapter that will fix in the muzzle of your firearm. 2.Screw the adapter into the small end of the laser emitter using the small screw in the center if the adapter. 3. When you turn the laser on, a small red/green laser dot will be emitted. And then you can adjust your scope?s wind age and elevation so that your cross hair aim at the red/green dot. Specifications: -Power: 5mW Laser :Class IIIa -T6061 High class aluminum alloy in beautiful black matte -7 bore adjustable adapters to fit all .177-.50 caliber -Screws already are set in the factory when center aligning. -For any 0.177 to 0.50 handguns, rifles, sights and rifle scopes - More convenient and accurate than scope and sight alignment. Easy to Use! - Battery: 1pcs CR2(14250 or 15270) - Length: 180mm, Head Dia: 17mm, Tail Dia: 4mm Package: 1 x Laser Bore Sighter 1 x Screwdriver 1 x Allen Key 16 x Adjustable Adapter Tips 1 x battery 1 x manual 1 x Exquisite Storage Box

• This is a updated item,The previous one is come with rotary switch.and the updated one is button switch.the quality is better than before.caution: Avoid direct eye exposure to beam.
• This item is light designed crafted from anodized, tough aircraft aluminum.,it come with 16 adapters and can fits calibers for .177 .22 to .50.
• Very simple and easy for using. Just install the adapter on the small end of the sighting tool and insert the boresighter into the barrel. Only need few minutes to adjust your firearm sights. Press switch design is much easier to turn ON/OFF the light.
• This laser boresighter is easy to use and will quickly save both time and money by avoiding prolonged live fire tests at the range.
• The importance of boresighter,Truly deserves to be recognized. They are essential pieces of equipment for avid hunters and shooting sports enthusiasts.