The only change they made from the original X to the triple shock is those triple grooves on the bearing surface...and they discontinued a bunch of weight/styles (like my 100gr flat-base
Around here Bergers are near impossible to find on the shelf, I need to order and ordering just a single box for testing gets pretty spendy.
I've got Nosler Accubonds in the test queue for this rifle, but I leave the Ballistic Tips for varmints & yotes. I've had too many core/jacket separations using 6mm and .277 Ballistic Tips on deer...kinda skunked me on them.
So far, my best results have been with just the good old Hornady 100gr SP.
Consistent 1" groups is plenty good enough for deer season, but isn't quite the same as consistent 3/8" groups when long-ranging prairie dogs or paper.
Yes, I got spoiled!