Designed to clean all.223 and.308 ar platform rifles, the firefield ar cleaning kit has the tools you need to keep your firearm firing on all cylinders.Made to make your personal msr look and feel like the day you bought it; the kit includes a bore brush, chamber brush and bore mop for both calibers, as well as 20 cleaning patches, brass rods, flexible cable, lubrication applicator bottle and a small brush and large brush.Bristle Type: BronzeLength: 33"Case Material: 600D Nylon