SME Sight-Rite Laser Bore Sighter 20 Gauge Shotgun brand_-Gr8Fun making this a practical and

making this a practical and cost-effective way to improve gun fit whether on the clay ground or in the field

made-to-measure protection from the optics maker itself

it's straightforward to fit and remove without disturbing the action

Two separate keys are supplied per lock

As with all rimfire ammunition

SME Sight-Rite Laser Bore Sighter 20 Gauge Shotgun brand_-Gr8Fun making this a practical andThe SME Sight Rite Chamber Cartridge Laser Bore Sighter in 20 gauge is a practical zeroing aid for 20 bore shotgun owners fitting new sights, red dot optics or slug scopes. The bore sighter is a precision machined calibre specific casing that seats directly into the 20 gauge chamber just as a shell would, with no adaptors or cleaning rods required. A high performance laser beam is projected from the muzzle end, enabling the shooter to align the sight