HOPPES CLEANING KIT 44/45 CAL PISTOL More than 100 years in the gun care business has taught us a thing or two about what makes a good kit. Precisely why hunters, shooters and those in search of the perfect gift continually turn to Hoppe’s. Our kits aren’t just convenient, they’re extremely well thought out. Hoppe’s Cleaning Kits include: 2 oz. Hoppe’s No. 9 Gun Bore Cleaner, 2 ¼ oz. Hoppe’s Lubricating Oil, Round die-cut patches for an absorbent surface with deep cleaning, Slotted ends and adapters (where appropriate), Aluminum cleaning rods (unless otherwise noted).