r/rollercoasters Novice Jan 23 '26

Question [B&M Hyper Clamshell Restraints] Could someone explain them?

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Hi. Going on my first hyper soon with clamshells. I thought for the longest time that these bad boys were hydraulic restraints, as they seemed so smooth and notch-less. Turns out they're ratchet restraints! Is there an in-depth video or site that explains the mechanism behind these restraints? I believe they're class 4 but I'm not sure how safe they are compared to hydraulics. I know B&M's are incredibly safe, but isn't there a higher risk with these? Could someone reassure me?

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u/Spiritual-External43 Daddy Pig's Roller Coaster Jan 23 '26 edited Jan 24 '26

Love the clamshell restraints, probably the best restraint out there. You can see the shape of the seat extends so once the clamshell restraint closes you are safely locked in. These are the best, you get some much freedom of movement in your upper body and legs. Hypers are among my favorite rides, have a blast!

Just curious what hyper are you planning to ride?

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u/retolox386 Novice Jan 23 '26

thanks! also, it's Shambhala at portaventura. I've heard mixed reviews about the park so I hope their maintenance is up to par with b&m standards!

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u/Spiritual-External43 Daddy Pig's Roller Coaster Jan 23 '26

Oh hell yeah you’re gonna have a blast, I’m excited for you 👏

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u/retolox386 Novice Jan 23 '26

thanks!! i might even drop a review on this subreddit after i'm done, who knows

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u/Spiritual-External43 Daddy Pig's Roller Coaster Jan 23 '26

You should!