Ade Advanced Optics Class 3R Premium .243/.308 7.62x54 Cartridge Red Laser Bore Sighting System, Black

Class IIIR laser product, <5mW power output. Can zoom in and zoom out beam diameter for laser sight and laser flashlight Wavelength: 532nM Weight (net, only with switch and Laser Sight): 8.4oz Minimal beam range exceeds 1KM (according to your sight ability, the better the longer) Length 5.1 inch High quality aluminum alloy in durable black matte finish With On/Off switch Rain proof, shock proof Windage & elevation adjustable Can install on picatinny rail. Cute laser engraved lettering, excellent oxidation deal Package includes: wire cable switch, CR123 battery, Allen keys and fine gift box.