Colorado: It took 6 mos to manufacture all the reamers. Anybody could have had a custom reamed chamber within days had they simply sent sample rounds of their reloads with the barrel. FYI: If somebody happens to tell us to take our best guess then we will always guess on the small size. Docta: I remember when that video was on the news. I love it! The application fits for sure. Wanna kill these ads? We can help!