SSI Sight-Rite Chamber Cartridge Laser Bore Sighter 22 LR. These Sighting System Instruments Bore Sights provide convenient and accurate sighting in for all types of rifles. Having a laser bore sight from SSI packed with the rest of your shooting supplies will help you save money time and ammo. Bore sights deliver "on target" accuracy and take the guess work out of sighting in a scope. The SSI Sight-Rite Laser Bore Sights also have an all brass housing and are factory aligned. Specifications for SSI Sight-Rite Chamber Cartridge Laser Bore Sighter: Manufacturer: SSI Beam Color: Red Battery Quantity: 3 Features of SSI Bullet Laser Bore Sighters: All brass housing bullet laser Factory aligned Provides accurate sight in Lithium batteries included Saves time and ammunition Package Contents: SSI Sight-Rite Bore Sights SSI XSI-BL-22: Sight-Rite Chamber Cartridge Laser Bore Sighter 22 LR