- Removes copper, brass and lead fouling
- Loosens and lifts heavy copper deposits left by jacketed rounds
- After cleaning, remove excess CR-10 with a dry patch or nylon brush
- Do not leave CR-10 in the bore for more than 15 minutes
The BARNES CR-10 Bore Cleaner effectively removes copper and powder fouling. This aggressive bore cleaner quickly loosens and lifts heavy copper deposits left by jacketed bullets as they pass through the bore. Leaves rifling clean for better accuracy and longer barrel life. The CR-10 bore cleaner is non-corrosive and wont harm barrels.