Mine's a slow twist. It'll handle a 55gr beautifully but I've never tried larger ones to see what they'll do. I've only used it once on semi big game - an antelope. The 55 hammered it. No larger one needed for that.
“In a time of deceit telling the truth is a revolutionary act.” ― George Orwell
It's not over when you lose. It's over when you quit.
