STONESKY Red Dot Laser Sight CAL 8x57 JS Cartridge Gun Brass Bore Sighter Boresighter Battery US

Red Dot Laser Sight CAL 8x57 JS Cartridge Gun Brass Bore Sighter Boresighter Battery US Cartridge Red copper Laser Bore Sight Boresighter copper Feature Laser sight provides most of the work method for sighting in rifles Hunting gear is perfect for competitive shooters Simple chamber the bore sight like a regular bullet and a laser dot will show exactly where the rifle is aiming Laser will quickly save both time and money by avoiding prolonged live fire tests at the range Precision accuracy Reliable and durable Fastest zeroing and sighting system Reduce wasted cartridges and shells Compact and lightweight Easy to pack and travel Output power<5 mw Specification : Power: <5mw Material: BRASS Dot Size: 2.5" @ 100 yds Sighting range, 10-75yards. Laser wavelength, 632-650 nm. Package included: 1*laser 3*LR41