UPC Code: 616374051472
Life-Like Racing Dura-Lock track is very consumer friendly and easy to setup and use. With the 9" 1/4 Radius Curves you can quickly add some complexity to any road course. Buy multiples and create sprials that require concentration to maneuver through. Or simply add them to your existing layout for additional complexity.
These are sold in pairs which allows you to make a 1/4 radius curve. You will need 2 pair in order to complete a circle.