Originally Posted By: Rocketman
The shot column is longer in fractions of an inch and the shot string is claimed to be longer in multiple feet. Why?


A fraction of an inch can be pretty long, Don, when the shot column itself isn't much over an inch in length. Think %, not raw measurement. And I believe Brister pretty well established from his tests that the 3" .410 does indeed have a long string, comparatively speaking.