The Otis technology MSR/AR rifle cleaning system (FG-556-MSR) holds an array of rifle cleaning tools in a compact, lightweight case for a quick clean in the field or at the range. This Otis Tech cleaning kit contains everything you need to keep your rifles in their best condition in a zippered case that easily fits in pouch or pocket. One small (8 inches) and one large (30 inches) memory-flex cleaning rod gives the cleaning tools access to every part of your rifle and specialized precision tools help you break down and re-assemble your firearm with ease. The Otis MSR & AR portable field cleaning kit includes a bronze bore brush and a Mongoose G2 brush to remove fouling and deposits, a b.O.N.Beyond tool to clean the bolt carrier assembly, one bottle of Otis O85 ultra bore cleaner and much more. Otis technology has designed the MSR/AR specifically for all 223 caliber or 5.56mm rifles.