THE ULTIMATE KINEMATIC ART PIECE FOR ANYONE WHO LOVES AWESOME STUFF!
WALL MOUNTED ROLLING BALL SCULPTURE #262

Available! $2850 including shipping in US

Wall Mounted RBS #262
40″ wide X 25″ high X 11″ deep.
100% stainless steel will never rust or tarnish.
Variable speed motor. 1″ colorful glass marbles.

Completely hand-made there will never be another one like it.
All of my work is crafted lovingly by hand for each sculpture.
Get this beauty before someone else gets it!

This RBS has a bunch of great features: 

Over 6 feet of horizontal serpentine track
Lots of wavy track sections
2 steel plates where the marbles can roll around freely
3 coil tunnels
Marble collector tipping arm, adjustable
Marble capture teeter-totter
Large flat Collector spiral

Variable speed DC motor

See it all in motion below:

Right click on image to open larger