I used Barnes factory loaded 300 gr TSX in my Marlin.
Shot Eland,Zebra,Blue Wildebeest,Nyala, Bushbuck,Impala and Warthog. All one shot kills.
Only recovered bullets from the Eland and Zebra. Both weighed over 298. All were one shot kills,with no issues.
Would not hesitate to use it again. I...