This is the Carrera Go!!! 61617 Curve Track 2/45 (4pcs)

Contents:
4 pieces of 2/45 curves
Track connection clips
Guardrail and supports

These curves are wide enough to fit directly outside of the 1/45 curve.

Measurements:
Inside diameter of curve is approximately 18 inches (457.2 mm)
Outside diameter of curve is approximately 27.25 inches (692.15 mm)

For use only with GO!!! and Digital 1:43