Product DescriptionZero your 7.62x39mm rifle quickly with the Aim Sports cartridge-style Laser Bore Sight. Built with a durable brass case that seats in the chamber like a standard round, it projects a bright 5 mW red laser (635-655 nm) to align optics and iron sights before live-fire, saving time and ammunition. Powered by compact button batteries, this bore sight offers simple insert-and-remove operation for fast setup at the range or bench.Product HighlightsChamber-fit cartridge bore sight for 7.62x39mm riflesBrass case construction for durability and precise chambering5 mW red laser with 635-655 nm wavelength for a clear point-of-aimPowered by LR41 button batteries for compact reliabilityPre-aligns optics to save time and ammunition before final zeroingSpecsCaliber/Size: 7.62x39mmMaterial: BrassLaser Output: 5 mW (Red)Wavelength: 635-655 nmBattery Type: LR41Mount/Style: Chamber-fit cartridgeWeight: 0.05 ozType: Laser BoresighterUPC: 815879011626Manufacturer Part Number: PJBS76239Brand Name: Aim SportsDisclaimer: We strive to provide accurate and up-to-date product descriptions, specifications, and images; however, errors or omissions may occasionally occur. We are not responsible for any inaccuracies or discrepancies in the content provided. If you notice anything incorrect or unclear, please contact us so we can correct it. When in doubt, we recommend verifying details directly with the product's manufacturer.