This basic Field Cleaning Kit For AR-15 .223 / 5.56 Cal. rifles should have a home in your range bag. Also will clean .22 Cal. rimfire rifles except Chamber Brush is unnecessary. These compact, easy-to-carry kits are compact and effective. Everything needed for a complete cleaning is included in the rugged olive-drab nylon pouch with snap closures and compartments for rods and accessories. Kit includes the following: Oiler Bottle, Patches, 5 Piece Rod, Double Ended Cleaning Brush, .223 Bore Brush & .223 Chamber Brush.