Compact, lightweight and portable, the MSR/AR Cleaning Kit is the answer to the proper care & maintenance of AR-style rifles. Made with pride in Lyons Falls, NY, this cleaning kit tackles carbon and fouling in the bore, chamber and bolt carrier group. Contained in a soft pack case.Features : "100% cotton 2" patches (10) and small slotted tip" .223 cal/5.56mm/5.7mm bronze bore brush and bore mop with size marked on brush stem "30" aircraft grade Memory-Flex cable for proper Breech-to-Muzzle cleaning" Small obstruction remover knocks out mud, snow & stuck casings T-handle quickly attaches to cable for added comfort