These were used by early WW 2 US Navy destroyers, destroyer escorts and patrol craft.
They were replaced by 1943 with the K-gun racks.
Real scaled from original
Hollowed to saved material.
Item will just need washing in soapy water and possibly a small amount of gentle cleaning up to remove any remaining printing support marks. For best results use Acyrilic paints.
If you need a different size or a custom part designed just for you?
Please send me a PM.