Ferrari SF21 No. 55 F1 Team With Sainz Helmet 2021 1:43 scale Bburago Diecast Model Grand Prix Car This Ferrari SF21 (No. 55 F1 Team With Sainz Helmet 2021 driven by Carlos Sainz) diecast model grand prix car is red & features working wheels. It is made by Bburago & is 1:43 scale (approx. 12cm / 4.7in long). This model also comes in its own display case to keep it in perfect dust free condition.