As J Anderson said Speed dominant is referring to your (Off the hand) ball speed higher relative to your balls rev rate. Knowing whether your "Speed"...
I was going to say, there aren't many good options. I know this topic came up with bowlers concerning traveling by plane before and how to get balls...
1) One of my two "de-merits" (or whatever those warnings are you get from Bowl1820 when you're "bad") was for criticizing a post for being dumb...so...