This is an organizer tray for Viper chassis or Super g Plus. It is to help you put a viper chassis together or take apart a viper to fix or build a new one. They are very strong and take a beating. If you want a custom color, just shoot me a message with your order. If not, I will send you a random color. Can customize you one with your name on it for 5 dollars more. If you want one customized shoot me a message before buying.