Originally Posted by
Gm54-120
I only remember hearing about the twist in the 54cal Bisons. Im pretty sure they were 1-28. The info page for the Grand Alaskan is blank.
Ive shot a few 580 Parkers in my 54-120. They are pretty rough in that rifle. Even the more common weights are a bit of a bruiser.
Only the grand Alaskan was 1:32. Bisons were not At least the GA I saw was , but maybe it was an oddball. Never know with Doc. I might ask him