A quick review of the Deluxe Military Cleaning System from Otis.
This one can clean and maintain; 5.56x45MM, 7.62×51 / 7.62x39MM, 9MM, .40 Caliber, .45 Caliber, .50 Caliber, and 12 Gauge firearms
Otis Deluxe Military Cleaning System
http://www.otisgun.com
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