Hoppe's No. 9 Foaming Bore Cleaner dissolves copper and powder residue without brushing. Color-changing foam turns blue for copper or black for powder, indicating cleaning progress.
The Hoppe's No. 9 Foaming Bore Cleaner represents a significant advancement in rifle maintenance. This innovative formula eliminates the need for aggressive mechanical scrubbing while delivering superior results.
The foaming action chemically dissolves both copper fouling and powder residue—the two primary contaminants that accumulate during shooting. Simply spray the foam from chamber to muzzle, allow it to work for 15-30 minutes, then remove it with a cleaning rod and patch.
This approach to bore maintenance saves time while delivering the thorough cleaning serious shooters demand.