Inventorytyp : Reg Vendor Group : Las Product Description Description: Kryptonyte .50 BMG Green Laser Cartridge Bore Tool Fits inside the chamber and when the bolt is closed the laser automatically turns on. Follow our recommended sight-in instructions, take the laser out and go to the range for your first shot. Compatible calibers: .50 BMG Match Grade. Material: Brass. Battery: One CR2. Battery Life: 1.5 hours continuous on. Maximun diameter: .80 inch. Minimum diameter: .25 inch. Activation: Pressure activated primer button. Additional Information: Kryptonyte .50 BMG Green Laser Cartridge Bore Tool Fits Inside C Manufacturer: Laserlyte Item#: ACU-K-50 Out of Stock $141.99 Quantity Prices for internet orders only. Not all products available in store. Overall Customer Rating:  Rate This Item   |  Write a Review Related Items .17 HMR Cartridge Bore Tool $56.99 Mini Laser Bore Sight Red .22-.50 Calibers $45.99 Kryptonyte Green Laser Bore Sighting System .22-.75 Calibers $141.99 Boresighter With 15 Studs and Hard Case $50.99 Magnetic Boresighter For All Firearms $35.99 MBS Six Pak Sight-In Accessory Kit $21.99