Id suggest the Road Hawg for this. I think that the Scorchin is too much of a Heavy oil ball for med-heavy with slow speed, and id think the same for the Big One. If you want a One, id go with The One.
BUT, of your choices i recomend the Road Hawg. Phenominal ball i have to say so. I have a pic of mine and a video in my profile. I would also recoment that you put a similar drilling that i have on yours, with the pin a tad higher with your ball speed.
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"Strike for show, spare for dough"
I LIKE TO BOWL
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Im A Hammer Head 100%