NcStar 12 Gauge Cartridge Red Laser Bore Sighter Hard Anodized Aluminum . The Ncstar 12 Ga Bore Sighter is self contained and ready to use with no other accessories needed. Save ammo when sighting in - get yourself on paper without firing a shot with the NcStar 12-Gauge Laser Boresighter. For our complete selection of NcSTAR Bore Sights by NcSTAR please visit our NcSTAR page. For more Bore Sights please visit our Bore Sights store section. Specifications for NcStar 12 Gauge Cartridge Red Laser Bore Sighter: Manufacturer: NcSTAR Beam Color: Red Features of Nc Star Cartridge Red Laser Bore Sighter: Fits 12 Gauge Shotgun Chambers Length: 2.4" Weight: 1.7 oz with batteries NcStar warranty Made of Hard Anodized Aluminum Package Contents: NC Star 12 gauge Red Laser Bore Sighter TLZ12G NcStar 12 Gauge Cartridge Red Laser Bore Sighter Hard Anodized Aluminum - TLZ12G