Originally Posted by 338hammer
They only come with the large Shank. All belted Magnums and larger come with the large shank action. The Benchrest will handle anything from the Rigby case down.
In regular actions the large shank is used on short magnums and when they were making them, the ultra mags. They use the large shank in all of the target actions regardless of caliber. Everything else is small shank, including belted mags.