Compatible with Segway Ninebot Gokart Kit2/Gokart Pro2/Gokart Kit/Gokart Pro/Gokart Lamborghini/Segway Transformer Gokart Pro Bumblebee LE/GoKart Pro Optimus Prime Limited Edition Adapter pad between frame and balance power Reminder: We will bring you high-quality and high-experience products with our heart. If you have any suggestions, please contact us in time! Compatible with Segway Ninebot Gokart Kit2/Gokart Pro2/Gokart Kit/Gokart Pro/Gokart Lamborghini/Segway Transformer Gokart Pro Bumblebee LE/GoKart Pro Optimus Prime Limited Edition，Adapter pad between frame and balance power！