“”
The problem with hunting deer with an AR-15 is not that it is semi-automatic but rather the caliber is too small.””
As the AR15 is available in over 30 calibers, that makes as much sense as saying the Remmington 700 is too small for deer.
The 50 Beowulf has the ballistics of the 45-70 which some say is too much for deer.
>>The 50 Beowulf has the ballistics of the 45-70 which some say is too much for deer.<<
You can use a .50 BMG with a head shot. It will de-bone and skin the critter with just one shot.