Ultimate Arms Gear Gunsmith Armorer Tactical Cleaning Kit Deluxe 21 pc Rifle Pistol Handgun Gun Tube Chamber Barrel Cleaning Care Supplies Brush Set Includes: Field Travel Pack Case + Hex Shaft Extension with Lock on End for a Firm Grip Handle for 14" Hard To Reach Deep Long Areas + 18 pc Stainless Steel / Nylon / Brass Brushes Sizes(mm): 9mm, 11mm, 13mm, 15mm, 17mm, & 19mm