Product DescriptionThe BSA BS30 Multi-Caliber Boresighter Kit makes sight-in fast and efficient for both pistols and rifles. This 15-piece set includes interchangeable arbors covering popular calibers from .177 to .50, allowing you to align your optic to the barrel without firing a shot. Housed in a heavy-duty hard case, the kit is ideal for initial zeroing and for verifying alignment after travel or storage.Product HighlightsMulti-caliber boresighter kit with 15 arbors from .177 to .50 caliberWorks with pistols and rifles to get on paper without live fireSpeeds up zeroing and conserves ammo and range timeHeavy-duty hard case protects and organizes componentsGreat for checking zero after transport or extended storageSpecsProduct Type: Collimator boresighter kitCompatibility: Pistols and riflesIncluded Arbors (15): .177, .22, 6 mm, .25, 6.5 mm, .27, 7 mm, .30, .32, .338, .35, .375, .44, .45, .50Case: Heavy-duty hard caseMPN: BS30UPC: 631618107029Brand: BSADisclaimer: 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.