Big Bass Reel Repeat results stay random
Deciding how much to stake starts with one fact nobody can change: the Free Spins round comes when it comes. No one can know in advance how often Big Bass Reel Repeat will trigger its bonus, and no spin predicts the next one. Even at the stated RTP, the result of one session is random, so a short evening can end well above or below where it began.
Checking which RTP version applies comes before the first bet, and the answer sits in the game rules alone. The version this site runs is shown only there, so read that screen before relying on any percentage you have seen elsewhere, including the table on this page.
Chasing the biggest prize starts with knowing where the ceiling sits. Big Bass Reel Repeat pays up to 5,000 times the bet, and a Free Spins round ends at once when its total win reaches that point. The ceiling is reached rarely, so treat it as a limit of the game, not a goal for your session.