![How Anti-Rollback Devices Keep You Safe if a Roller Coaster Stops | Six Flags Magic Mountain Ep. 19 - YouTube How Anti-Rollback Devices Keep You Safe if a Roller Coaster Stops | Six Flags Magic Mountain Ep. 19 - YouTube](https://i.ytimg.com/vi/QeHHwXAppNk/maxresdefault.jpg)
How Anti-Rollback Devices Keep You Safe if a Roller Coaster Stops | Six Flags Magic Mountain Ep. 19 - YouTube
The Rollback Appreciation Society - The familiar "click-clack" sound that occurs as roller coaster train ascends the lift hill is not caused by the chain itself. The cause for this noise is
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