Polistil parabolic curve 60° Cod. A16. The most classic of parabolic curves for 2-lane tracks. Finely restored piece. Perfectly functional and guaranteed in its functionality. Excellent for lengthening and/or modifying your Polistil track. Please note that the pieces were produced between the 70s and 90s and there are no pieces produced in more recent times. Therefore, even the new piece could have the metal part slightly dark in some parts. Polistil parabolic curve 60° Cod. A16. The most classic of parabolic curves for 2-lane tracks. Finely restored piece. Perfectly functional and guaranteed in its functionality. Excellent for lengthening and/or modifying your Polistil track. Please note that the pieces were produced between the 70s and 90s and there are no pieces produced in more recent times. Therefore, even the new piece could have the metal part slightly dark in some parts.