THE SMARTER BORE CLEANER FOR YOUR .223 / 5.56MM From the barrel of innovation comes the ultra-compact Bore Boss?, the first ever self-storing, easy-feeding, clean-pulling, field-ready, hassle-free, pure-genius bore cleaner. The single piece cable with integrated phosphor bronze brush and braided mop wraps around the unique Flex-Case Handle to keep the system stowed and organized. To use, simply flip, feed, clip, and pull. Throw it in your pack, or put it in your pocket. It's the next best thing to a self-cleaning gun.