1/700 scale USN 8"/55 (20.3 cm) Mark 12 barrels (9pcs) - late New Orleans class and other USN cruisers - SM700-016 Used in late New Orleans class USN cruisers (Tuscaloosa, San Francisco, Quincy, Vincennes) and Wichita, Baltimore, Oregon City, and other Classes. The set includes turned aluminum barrels. It is very simple to use in Your model and makes it extremely realistic. Simply cut off the original plastic barrel and drill a hole in the remaining blastbag and insert the metal barrel using Cyanoacrylate adhesives.