What s in the Kit Hoppe s No. 9 Solvent, 2 oz. Hoppe s Lubrication Oil, 2.25 oz. Patches, round die-cut cotton patches for an absorbent surface with deep cleaning Slotted ends & adapters, where appropriate Cleaning Rods Brushes Included For use in rifles chambered in .22, .222, .223, .224 and .225. These kits aren t just convenient, they re extremely well thought out. Hoppe s Cleaning Kits make it easy to get all the right tools to throughly clean every gun you own.