Sight-Rite Chamber Cartridge Laser Bore Sighter - .243 Win - 7MM-08 - .308 Win

Get meticulous accuracy with the Sight-Rite Chamber Cartridge Laser Bore Sighter. Save time, money and ammunition by zeroing your firearm without firing a shot. From the very smallest .204 Ruger to the largest 12-gauge casing, their precision machined caliber specific sighters deliver consistent unmatched results.

Features:

• Precision machined brass casing for optimum accuracy
• Caliber specific factory alignment
• High output laser
• Includes (3) three Alkaline button cell batteries (varies by caliber)