Hoppe's 13 Piece Deluxe Jag Gun Cleaning Kit - The Hoppe's Nine 13 Piece Deluxe Jag Weapon Cleaning Kit JKI is a great way to make sure your firearms are kept properly maintained and in perfect working condition. This kit includes 13 jags that will work for several Caliber / Gauges of weapon. Made using extremely durable materials that are guaranteed to last an incredibly long time Includes jags for .17, .22, .270, .30, .33, .375, .40, .44,. 45, & .50 Caliber / Gauges, to ensure that all of your weapons will have the care they need to perform perfectly Comes in a convenient carrying case that is perfect for taking into the field, on the range and is easy to store