Product Description Replace your worn out or dirty contact brushes and make maximum contact with your slot car track again. This item is Carrera Part No. 20061510 and includes 10 double contact brushes for use with Carrera GO!!! and DIGITAL 143 1:43 scale slot cars From the Manufacturer Carrera Go!!! Cars 2 - Security Finn McMissle Contact Set - This is an Contact kit for the Disney/Pixar Cars 2 Race Sets. These accessories fit the Carrera Go!!! Systems and are 1:43 scale. Set includes: Disney/Pixar Cars 2 "Security Finn McMissle", 2 straights (342mm/13.46 in.), 2 lane change sections, 6 flags, 3 banners and 2 guardrails.