Introduction: Knex Rubber Band Launched Micro Roller Coaster

By my youtube channel
About: hi i am jordi from the netherlands i am 14 years old i like to build with knex :ballmachines and guns and coasters and other funy stuff from knex thanks to sorunome for 100th comment, 150 shadowman39
this is my firs micro rollercoaster. 
I used hanging rollercoaster carts 
build time : 3 hours


I hope you like it :)