bioreconstruct on X: "Only 6 grey side and up stop wheels observed in today's four VelociCoaster trains! Only Universal knows the plan, but the roller coaster debuted with almost all grey wheels.
Design and dynamic testing of a roller coaster running wheel with a passive vibration damping system - Extrica
My Theme Park Memorabilia - Roller Coaster Wheels & Small Items - YouTube
Friction wheel - Coasterpedia - The Roller Coaster and Flat Ride Wiki