I used them in a 1 in 8 twist 260 Rem with 44 gr H 4350 .110" off the lands so experimenting with seating depth can help.

I can't see why the 1 in 9 twist wouldn't work, I believe Nosler made sure it will work when they designed that bullet. Not sure about the 142 gr ABLR in that twist though.


Gerry.