KleenBore 12 Gauge — Heavy-Duty Nylon Bore Brush
A heavy-duty bore brush from KleenBore, purpose-built for 12-gauge shotguns. Packed with dense, stiff black nylon bristles, this brush delivers powerful fouling removal while remaining gentle on the bore surface — perfect for removing powder and soot without risking scratches or damage.
Recommended by firearm manufacturers as a safe alternative to metal brushes, the KleenBore 12 Gauge Nylon Bore Brush holds its shape under load and stands up to frequent, demanding cleaning jobs.
Key benefits
Heavy-duty nylon bristles — aggressive on fouling but non-abrasive to metal.
Bore-safe cleaning — removes deposits without scratching or scoring.
Shape retention — dense construction resists deformation during hard use.
Manufacturer recommended — trusted choice for careful maintenance.
Made in USA — quality materials and consistent manufacturing.
Technical details
Usage tips
Use with a suitable solvent or CLP; run the brush through the bore in controlled passes.
Follow with patches or a cotton mop to remove loosened residue, then finish with a light oiling pass.
Avoid forcing the brush — work evenly and let the bristles do the cleaning.
The KleenBore 12 Gauge Nylon Bore Brush (Heavy Duty) is a dependable, long-lasting tool for shooters who want thorough cleaning performance while protecting barrel finish and rifling.