This is a Dust Cover and Rubber Plug for the Traxxas Rustler/Stampede FEATURES: Made from black molded nylon For the Traxxas Rustler/Stampede YOU WILL RECEIVE: Dust cover for the Traxxas Rustler 3 x 6 mm round head coarse thread screws (to mount dust cover) Rubber Plug SPECIFICATIONS: 3 inch (77mm)