While it is a given that blunt bullets out of a .30-30 will put meat in the pot, light bulbs go on when one compares the ballistic coefficients of javelins to basketballs and their respective trajectory/retained kinetic energy. For the -08 headstamp, the 7 is a better javelin than the .30....

In the Montana, their .243 is sadly twisted per SAAMI @ 10" or it'd be a viable choice when flinging javelins in the 105 grain realm. I keep pestering Barnes to roll a 100-ish grain LRX in 6mm. And waiting....