Tiger Rock .303 British Cartidge Laser Bore Sighter Red. This Bore Sight from Tiger Rock is precision machined from high quality aluminum materials to ensure a perfect fit in the chamber and true aim when adjusting optics sights and more. Remove the batteries to turn off the Tiger Rock .303 British Cartridge Laser Bore Sighter and save for later. This Tiger Rock Bore Sight comes equipped with the necessary batteries and is immediately fully operational. For a great way to make sure you are using some of the best gear the shooting industry has to offer choose the Tiger Rock .303 British Cartridge Laser Bore Sighter. Specifications for Tiger Rock .303 British Cartidge Laser Bore Sighter: Manufacturer: Tiger Rock Caliber: .303 British Included Accessories: Standard Fabric/Material: Aluminum Battery Type: LR41 Finish: Metallic Color: Red Gun Model: Universal Beam Color: Red Battery Quantity: 3 Features of Tiger Rock .303 British Cartidge Laser Bore Sighter Fits .303 Chambers; Laser wavelength: 635-655 nm; Laser beam: < 5mW; Sighting range: 20-30 yards; Dot size: 1.5" at 100 yards Package Contents: Tiger Rock .303 British Cartidge Laser Bore Sighter (x3) LR41 Button Cell Battery Tiger Rock LBS303: .303 British Cartidge Laser Bore Sighter Red