Hoppes, BoreSnake Viper Bore Cleaner, 7mm/270/284/280 Cal Bronze Bristle

Everything you love about the BoreSnake plus better cleaning and superior strength.

Brass weight on the pull cord is stamped with size
50% more brush cleaning power than the BoreSnake
Cone-shaped bore guide on the leading end
Nylon cord attached directly to the bronze scrubbing brush
Lubrication zone