I would go with some CCI 41's. That's what they are for IMO. But mag primers wouldn't be a stretch either.
Swifty, I think 41's are magnum primers, at least CCI says to use magnum primer data.
'Four legs good, two legs baaaad." ---------------------------------------------- "Jimmy, some of it's magic, Some of it's tragic, But I had a good life all the way." (Jimmy Buffett)