The Hoppe's 9 Gun Cleaner is a synthetic blend that you'll want on your side every time you clean out your bores.Hoppe's No. 9 Synthetic Blend Bore Cleaner is especially designed for the modern firearm and is built on the great tradition started by Frank Hoppe in 1903.
Superior removal of carbon, lead, and copper fouling
Safe on anodized aluminum, titanium, steel, chrome, nickel, plastic, polycarbonate and rubber
Same great traditional Hoppe's 9 smell
Biodegradable / Non-flammable