Originally Posted by Willys46
I would double check to se if the 30-378 has a double recoil lug. Not sure at what point they add that.
The double recoil lugs are on the Mark 5 460 Weatherby Magnum only.
All others have the action recoil lug only as far as I know.
Even if the stock has the double recoil inletting, it will still fit all other Mark 5s.
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