Keep your firearm clean with help from the Hoppe's BoreSnake .308 - .30 Viper Den. The Original BoreSnake helps you remove carbon fouling and clear loose debris from your barrel, while the BoreSnake Den offers compact storage that's easy to fit in your range bag. The Hoppe's BoreSnake .308 - .30 Viper Den includes the Original BoreSnake and a BoreSnake Den.Specifications and Features: Bore snake Viper includes 33% more scrubbing power over the original with a 3Rd brush Hoppe's .30-.308 caliber rifle Viper, bore snake with den Bore snake Viper includes a bore guide for easier Insertion Convenient new case for easy storage and Transport