223 / 5.56 AR-15 Rifle Gun Cleaning Kit in Zippered Organizer Compact Case .223 / 5.56 Gun cleaning kit; for All M16; any AR-15 model, including all variances in barrel weight, length, and caliber, as well as gas or piston operating systems. Our kit can even be used on the modern M4 variation ZIPPERED COMPACT CASE: Keeps everything neatly organized; Allowing to you remedy any jams without needing to dig through equipment to find your cleaning kit KIT INCLUDES: .223 cal Brass Brush, .223 cal Chamber Brush, Double End Mini Nylon Brush, Patch Holder, Rifle Rods,Clean Patches, Metal Gun Cleaning Picks QUALITY BUILT: The cleaning rod and gleaning pick are made of metal; The brush has a threaded end that screws into the rod to secure it