Thread: 223 50gr TTSX BM2

Originally Posted by John Duxbury

I am shooting the 45 TSX bullet at 3400 fps.
(Extraordinarily inaccurate until I found how deep to seat the bullet and now all it shoots are half inch groups. It hates everything until you get the right OAL and then out of nowhere it shoots little groups.)
I have not actually shot an animal with a 45g TSX yet. Too many bullets I keep mucking with. It is only a 1:12 twist CZ527 so it will shoot everything nicely but Barnes bullets it wont shoot the 53 TTSX, but it will the 50g TSX.

53gr need a fast twist