The brushes are sold in bulk packs for convenience and cost savings, with a one-piece, looped and wound shank design.
Stainless steel bristles are intended for aggressive cleaning of severely leaded, fouled, or rusted bores but may shorten barrel life with regular use.
Suitable for 12 Gauge shotguns with a 5⁄16"-27 thread and an overall length of 2-7⁄8 inches.