The SME Sight-Rite Laser Bore Sighting System (brand part no. XSIBL20GA) is a caliber-specific bore sighter built specifically for 20 gauge shotguns. Precision machined from brass casing rather than molded plastic, this caliber-specific sighter drops into the chamber and projects a high-output laser to show exactly where the barrel is pointed. Three button cell batteries are included, so it’s ready to zero a shotgun straight out of the package.

Key Specifications

• Built specifically for 20 gauge shotguns.
• Precision machined from brass casing for accuracy.
• Uses a high-output laser.
• Includes 3 button cell batteries.
• Built as a caliber-specific sighter for a precise chamber fit, rather than a universal design.

Frequently Asked Questions

What gauge is this bore sighter built for? 20 gauge shotguns specifically.

Are batteries included? Yes, three button cell batteries ship with the unit.

Buy the SME 20 Gauge Sight-Rite Bore Sighter

Zero your 20 gauge shotgun with a precision, caliber-specific tool. Order the SME Products 20 Gauge Bore Sighter from our Lubbock, Texas gun shop for fast, reliable shipping — or browse more scope accessories and parts.