just got back form the range shooting the new 300 win mag

Remington 700 custom shop gun
Shilen match grade barrel
Bushness 4200 Elite 5-15 Target

put 35 rounds thru in four hours

Hornady HPBT 168 gr loaded fairly hot2900-3000 fps inch and a quarter groups

Sierra Matchking 190 gr loaded 2700-2800 fps
three quarter inch groups.

took me about 8 rounds to get dialed in at 100..

no muzzle break, at round 35 i didn't flinch but i darn well knew i was done for the day!

Learned a little bit today