Rock-n-Roll 1

[nikihermon]

I think it's just a rubber band with a plastic piece holding it in place but idk for sure

[LuvGungle]

Where did you get that roller coaster set? Did you buy it or make it?

[nikihermon]

I didn't make it. But it isn't one you can buy at a store. It's a high school competition that you have to build a coaster

[fiddleup]

Woa!....cooool!