| Roller Coaster: | Pendelbahn |
| Amusement Park: | Potts Park (Minden, North Rhine-Westphalia, Germany) |
| Classification: | Roller Coaster |
| Type: | Steel - Sit Down |
| Status: | Defunct Operated from 1985 to 2002 |
| Relocations: | Potts Park as Pendelbahn Funny-World Familienfreizeitpark as Bumerang |
| Make / Model: | Heege Freizeittechnik / Butterfly / Butterfly |
| Categories: | Family, Shuttle |
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| Height: | 6.1 m | |
| Inversions: | 0 | |
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| Trains: | 1 car. Riders are arranged inline in 2 rows for a total of 2 riders. |
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| Notes: | Potts Park had two Heege Butterfly roller coasters set perpendicular to each other. This entry is for the right unit which is believed to have been labeled "2" by the park. |
| | For the 2003 season the "Pendelbahnen" (plural form in German) were replaced by a semi-indoor play center for kids, called Kinderland. |
| Etymology: | "Pendelbahn" is German for "Pendulum Track". |