This unusual looking tabletop RBS was built for Duramax Marine to show off their bearings. Three tracks show off a loop d’ loop, a tall skinny coil and lots of fun tracks. The balls roll through several of the bearings on their path down the bottom.

100% stainless steel, TIG welded.

Rolling ball sculpture AKA:
Marble machine. Ball Run. Ball Roller coaster. Ball machine. Marble roller coaster. Rolling ball machine. Rolling ball structure. Marble run art. Kinetic marble sculpture. Custom marble run.

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