KleenBore exclusive original design Patch Holder Brush™ works double duty to clear your bore of fouling fast! Utilizing both a patch holder and heavy duty phosphor bronze bristles, this unique combination loosens and traps stubborn fouling build-up.

Features: Kleenbore Exclusive Patented Design
Dual Combo Design of patch holder and bore brush
Loosens and traps fouling in each pass through the bore
American Std. #8-32 threads
Made in USA