Radius 3 Curve 22.5 degree x 2. Push-fit Scalextric track for quick & easy circuit building. Connect modern Scalextric track to original track (which has ring-shaped connectors) using the C8222 Converter Straight. Shown with C8281 Radius 3 Inner Borders 22.5. & C8224 Radius 3 Curve Outer Borders 22.5. (not included).