
Breakthrough Clean Technologies
Availability: In Stock
The Breakthrough Clean BT20GBM 20 gauge bore mop is a specialized cleaning tool designed for shooters who maintain their own shotguns. Built to fit 20 gauge barrels precisely, this mop attachment lets you efficiently scrub the bore after shooting without the guesswork of one-size-fits-all brushes. Whether you're cleaning after a day in the field or running preventive maintenance, a properly sized bore mop reaches the entire bore surface—something that undersized or oversized tools simply can't deliver.
Breakthrough Clean Technologies has built its reputation on purpose-designed cleaning tools rather than generic imports. Their bore mops are engineered to work with standard cleaning rods and fit into established cleaning kit workflows. If you're already running a Breakthrough Clean system or any standard rod-and-jag setup, this 20 gauge mop slots in as a direct upgrade over basic bottle brushes or worn patches.
For 20 gauge owners who take bore cleanliness seriously—whether you shoot clay, hunt waterfowl, or run competitive shotgun sports—a gauge-specific mop pays dividends in cleaning speed and bore condition. Proper sizing matters more with shotgun bores than with rifle work, since they're larger in diameter and collect more fouling during normal shooting.
Yes. The Breakthrough Clean BT20GBM is designed to attach to standard cleaning rods using conventional jag fittings. It works with any rod that accepts standard threaded attachments.
No. This mop is sized specifically for 20 gauge barrels. Using it on a different gauge—such as 12 or 28—will either be too loose or too tight to clean effectively.
A bore mop uses soft, absorbent strands to scrub the bore and hold cleaning solvent, while a brush uses stiffer bristles for mechanical scrubbing. Mops are gentler on the bore and particularly effective for dissolving fouling when paired with the right cleaner.

SKU: 115713262 • Width: 2.7in • Height: 1in • Depth: 7.8in • Weight: 0.1oz





Breakthrough Clean Technologies
Availability: In Stock
The Breakthrough Clean BT20GBM 20 gauge bore mop is a specialized cleaning tool designed for shooters who maintain their own shotguns. Built to fit 20 gauge barrels precisely, this mop attachment lets you efficiently scrub the bore after shooting without the guesswork of one-size-fits-all brushes. Whether you're cleaning after a day in the field or running preventive maintenance, a properly sized bore mop reaches the entire bore surface—something that undersized or oversized tools simply can't deliver.
Breakthrough Clean Technologies has built its reputation on purpose-designed cleaning tools rather than generic imports. Their bore mops are engineered to work with standard cleaning rods and fit into established cleaning kit workflows. If you're already running a Breakthrough Clean system or any standard rod-and-jag setup, this 20 gauge mop slots in as a direct upgrade over basic bottle brushes or worn patches.
For 20 gauge owners who take bore cleanliness seriously—whether you shoot clay, hunt waterfowl, or run competitive shotgun sports—a gauge-specific mop pays dividends in cleaning speed and bore condition. Proper sizing matters more with shotgun bores than with rifle work, since they're larger in diameter and collect more fouling during normal shooting.
Yes. The Breakthrough Clean BT20GBM is designed to attach to standard cleaning rods using conventional jag fittings. It works with any rod that accepts standard threaded attachments.
No. This mop is sized specifically for 20 gauge barrels. Using it on a different gauge—such as 12 or 28—will either be too loose or too tight to clean effectively.
A bore mop uses soft, absorbent strands to scrub the bore and hold cleaning solvent, while a brush uses stiffer bristles for mechanical scrubbing. Mops are gentler on the bore and particularly effective for dissolving fouling when paired with the right cleaner.
SKU: 115713262 • Width: 2.7in • Height: 1in • Depth: 7.8in • Weight: 0.1oz
