Brownells 12 Gauge Nylon Shotgun Brushes are sold in bulk packs for convenience and cost savings, designed with a one-piece, looped and wound steel shank for durability.
These nylon bristles are resistant to aggressive bore cleaners that attack copper and bronze-based fouling, preventing damage to the bore that can affect accuracy.
The brushes have a 2-7/8 inch overall length with 5/16"-27 thread, suitable for 12 gauge shotguns.