Keep your grenade launcher clean, clear, and ready to go with the Less Lethal cleaning system, containing everything you need for a full clean. This kit has specifically designed parts for cleaning your launcher utilizing the Breech-to-Muzzle(R) clean with our Memory-Flex(R) cables, 100% cotton patches and brass components. Details: Cleans 12 ga shotguns, 37mm & 40mm grenade launchers 100% cotton 4" patches Oversize bore brush for 37mm & 40mm grenade launchers 12 ga bronze bore brushes with size marked on brush stem 30" aircraft grade Memory-Flex(R) cables for proper Breech-to-Muzzle(R) cleaning Multi-purpose tool functions as a t-handle with four bits included:5/32inch flat head, T20 hex, Phillips #0, Phillips #2 Also includes 0.5 fl.oz. Shooterinch(TM)s Choice FP-10 Lubricant Elite(R) CLP and instruction manual All items packed neatly in a 10"x4"x2" soft pack case No Nonsense Warranty Made in the USA Otis is proud to support Law Enforcement efforts across the US. Each year we donate a portion of sales from our law enforcement product line to a Law Enforcement charity of our choice. Protecting the Weapons that Protect America(R).