Mule Deer:
I dug into my older primers and found a 7 1/2 box that doesn't mention magnum or benchrest. The same as what Ramblin_Razorback posted:
https://www.ebay.com/itm/Rare-Vinta...leanbore-cartridges-/124438644539?_ul=INI am interested in what you find out with the primer comparison
Last edited by Azshooter; 07/22/21.