Must be at or around 140. First drop is 170, the loop after the Immelman is 106. Has to be the tallest in the world. Everything on that ride is the tallest, fastest, biggest for an inverted coaster. Well, now that I think about it, for B&M at least. In England, that new over 200' Vekoma inverter is going to open soon.
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Gravity is your friend!