Colossal K’Nex Roller Coaster
awesome | k'nex | roller coasters | toys | December 16, 2019
Builder knexpert06 shows off an incredible creation made using K’Nex construction toys. The 141 foot-long roller coaster has dual tracks so two coasters can race side by side. It took nearly 500 hours to build, but a full lap of the coaster takes just under a minute.