7ft high X 4.5ft wide X 12" deep. Four different tracks. Take a seat at the Hotel Bar and get your chance to watch this RBS run as you enjoy your favorite adult beverage. A very nice hotel located in Downtown Portland, Oregon - within walking distance of Voodoo Doughnuts. Mmmmmm. This rbs features: Tall skinny spiral, Loop d' loops, vertical Zig-zag, Ball collector tipping arm, tipping arm, flat spiral, horizontal serpentine track, 3 rail tracks. 1-1/2" miniature billiard balls.