BSA Optics Boresighting Kit Fits Most Rifles, Shotguns and Inline Muzzle Loaders BS30

15 piece boresighter kit puts you "on the paper" without a single shot. Includes 15 studs for all popular calibers ranging from .177 to .50 cal. Easily align the crosshairs and barrel bore before final zeroing. Perfect for verifying accuracy after traveling and storage.