Shooting Made Easy Sight-Rite Laser Bore Sight, 17 to 50 Cal - XSI-LBK2

This versatile system will work on everything from .17 to .50 caliber. The Sight-Rite laser bore sight comes with an alignment target and a durable storage pouch.Features:For use on 17 to 50 caliberIncludes calibration target and storage pouchUnit includes (3) LR44 alkaline button cell batteries