These are the 3D Printed Parts for the JetRacer from NVIDIA, choose the Tamaya or LaTrax version from the drop down. They are printed in high temp/high strength PETG. First Class Shipping is included within the US. This is the least expensive way to get the parts printed if you don't have your own printer!
In addition to this part, the Donkey Car Store also offers other Jetson Nano Parts here: