Audi R8 LMS Macau GT Cup 2019 1:64 scale Tarmac Works Diecast Model Touring Car This Audi R8 LMS (Macau GT Cup 2019 driven by Dries Vanthoor) diecast model touring car is metallic blue & features working wheels. It is made by Tarmac Works & is 1:64 scale (approx. 7cm / 2.8in long). limited edition of 1248 pieces worldwide. This model also comes in its own display case to keep it in perfect dust free condition.