EZshoot .270/30-06/25-06, 223 5.56mm, .243/.308 Bore Sight Red Dot Laser

About .270/30-06/25-06, 223 5.56mm, .243/.308 Red Laser Bore Sight Class IIIA laser, less than 5mW Easy to use, fast gun zeroing and sighting; Sturdy brass construction. High accuracy to reduce cartridges and shells wasted, sighting range of the bore sight is 15 to 100 yards. 【.270/30-06/25-06】The bore sighter is made to fit the 30-06, .25-06 and .270 chamber, caliber specific. 【.270/30-06/25-06】Comes with 3 upgraded batteries which can last one and half an hour. 【223 5.56mm】Made to fit the .223 chamber, caliber specific. 【223 5.56mm】Comes with 2 set batteries (3 AG3 batteries) which can last one and half an hour. 【.243/.308】The bore sighter is made to fit the .243 308 chamber, caliber specific. 【.243/.308】Comes with 3 upgraded batteries which can last one and half an hour. EZshoot High Accuracy Laser Bore Sighter Chamber-sized Bore Sighter Designed to fit the 30-06/25-06/270 chamber specifically. Chamber-sized bore sight laser module is a quicker way to zero your equip