The right tools to get you on target! Just insert the BSA Boresighter in your barrel, look through your scope and adjust the crosshairs so they align with the ones on the Boresighter. It's that simple. 16 studs for popular calibers ranging from .177 to .50 caliber Your first shot will be dead-on at 100 yards All-metal unit works on rifles, pistols and black powder rifles Easy-to-read zeroing grid Hard case for easy storage and transport Act now!
