Barrels and bags are here: 1/100 DKM Gun Barrels & Blast Bags 38cm C/34 (http://shpws.me/Sqyf)
This turret represents the 38cm (15") main battery of the World War Two-era Deutsche Kriegsmarine battleships Bismarck and Tirpitz.
Real scaled from original.
Hollowed to saved material.
If you need a different size or a custom part designed just for you?
Please send me a PM.