7mm PRC Magazine
For chassis and stocks with a standard length 3.715 inch magazine well the 300WM magazine will run the 7mmPRC - This magazine may require some tuning of the feed lips for reliable feeding.
For chassis and stocks with a Tikka or Savage Axis length 3.560 inch magazine well the 5-Round Metal 300WM magazine will run the 7mm PRC - This magazine may require some tuning of the feed lips for reliable feeding.
How to Tune Your Magazine - Video
For chassis and stocks with a 3.850 inch magazine well the 5-round metal 300WM magazine will run the 7mmPRC as will the 7mm PRC 3-Round Polymer Magazine - The metal magazine may require some tuning of the feed lips for reliable feeding.