Extreme Cleaning System Two Ounce 3-Pack. This 2 ounce bottle pack contains a Power Booster a casein degreaser and a rust preventer. What's in a name? Nothing that's right: a cleaning system that will make your guns run cleaner longer and better. The cleaning system features separate ounce bottles of Power Booster a 2 ounce bottle of Carbon Killer and a 2-ounce bottle of EWL Weapon Lubricant. Since you only need a little bit of each product to achieve excellent cleaning results Power Booster is a good choice for those who have several firearms. However you should only use one product at a time. Each product works best with one product. Specifications for Extreme Cleaning System Two Ounce 3-Pack 60372: Manufacturer: Slip 2000 Weight: 2 oz Additional Features: Bottle Gun Type: Universal The Extreme Cleaning System Two Ounce 3-Pack 60372 is a quality addition to the Slip 2000 lineup. For more great deals on Gun Cleaning Degreasers by Slip 2000 please browse our Slip 2000 Gun Cleaning Kits page.