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Knex Roller Coaster Booster Answered

Hey guys, I made a roller coaster booster.

Instructions are here.
http://knexinnovation.gigacities.net/forum/viewtopic.php?t=214&highlight=

3 Replies

user
awsomeknexbuilder (author)2010-01-16

what kind of track does it go with

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user
knexpert#10829476 (author)2009-04-25

Basically,if your coaster train is nearing the end of the ride,these things would pull it into the station aka tire drive.

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user
TigerNod (author)2009-04-04