Dewey 37/40mm Replacement Brush

Designed specifically to clean and maintain the military issue M203

(40mm) grenade launcher and 37mm variants. Two-piece,

aluminum, cleaning rod breaks down into 8'' and 14'' sections for

manageable transport in the field. 5/16''-27 female threads also

allow rod to also be used for short barreled, riot shotguns.

Includes heavy-duty, looped and wound, phosphor bronze brush

loosenes and remove carbon buildup from the launcher tube.

Cotton mop applies solvents and rust preventives. Replacement

brushes and mops available separately.