Vital to maintaining weapon reliability and performance by removing layers of fouling embedded carbon and conditioning the bore to help prevent future build-up. - Optimal weapon performance. No compromise. - Significantly cuts cleaning time - Improves accuracy & reliability - Conditions to reduce future fouling - Removes carbon lead and most copper fouling - M-Pro7 products are low odor ammonia free and non-flammable. - 32 oz. Spray Bottle