- Simply choose your caliber's, insert collimator, and align crosshairs with grid-lines
- 16-piece bore stud set
- Adjustable arbor for shotguns and muzzleloaders
- Molded hard case included
Just choose the arbor for your caliber, insert the collimator, and align your crosshairs with the grid-lines. Includes boresighter and 16-piece bore stud set to fit .177, .22, 6mm/.243, .243, .25, 6.5mm, .270, 7mm, .30, .32, .338, .35, .375, .44, .45, .50, and an adjustable arbor for 20 and 12 gauge shotguns and muzzleloaders. Molded hard case included.