Quote Originally Posted by BVZ24 View Post
a 66'8" barrel
I expect the sub cal would be a 18 or 20 inch barrel in a mock up shell. Then it just freebores it's way out... I sure would like to see the rig though, would resemble a garbage can with an inner mechanism. I've seen them for the 106mm recoilless, the 1902A2 for arty, the big ones that used a basic 1" Gatling round...