Re: 6.5mm 142gr HPBT MK with 1-9 twist?
the 142s diddn't shoot too well in my .264 Sendero (1:9"), but 140 SMKs did. some other guys said the 142 worked for them, tho, so i guess you'd have to try.
when i order 6.5 barrels, i order 1:8" or 1:8.5" twist.