The Otis Double Ended Gun Cleaning Brush is a Mil-spec cleaning brush that will make your gun cleaning chores much easier. The brush features small bristles on one end for cleaning tight spaces, and large bristles on the other end to tackle bolt carriers, cylinders, and everything else you need to scrub clean. These brushes feature nylon bristles that are tough on dirt, but will not harm the finish on your firearm. The plastic handle provides maximum reach and flexibility for cleaning those hard to reach places. No cleaning station is complete without a double ended brush, so pick up yours today.