KleenBore Cotton Bore Mop — 20/28 Gauge & .54–.58 Blackpowder
A highly absorbent cotton bore mop specially designed for cleaning 20/28-gauge shotguns and blackpowder rifles (.54–.58). This mop is ideal for applying solvent/CLP in heavily fouled bores and works equally well as a final mop to lay down lubricant after cleaning. It dissolves and traps powder and soot without scratching the bore — perfect for both routine maintenance and deep blackpowder clean-ups.
Why you’ll want this mop
High absorbency — soaks up solvent and fouling quickly for efficient cleaning.
Bore-safe cotton — effective on deposits without scratching metal surfaces.
Dual purpose — use to apply solvent/cleaner or to apply oil after cleaning.
Designed for blackpowder — made to tackle tough soot and residue from blackpowder shooting.
Easy to use — fits standard cleaning rods and threads.
Recommended use
Attach the mop to a properly threaded cleaning rod.
Work solvent through the bore in several passes to dissolve heavy fouling.
Follow with a dry mop or patches to remove loosened residue.
Finish with a light oiling pass using the mop to protect the bore.
Suitable for: Routine maintenance and intensive blackpowder cleaning — excellent for shooters who need a gentle yet effective, highly absorbent mop for thorough bore care.
A simple, reliable tool for serious firearm maintenance — the KleenBore Cotton Bore Mop gives clean, protected bores with minimal effort.