A somewhat waterproof cap for the proprietary E Propulsion Motor Cable.

This part should be printed in TPU with 5 walls and should have at least IP54 rating if printed properly. It locks in with a twisting motion.

Here is the Onshape link feel free to remix and modify. And I know its not designed optimally I am just a beginner for CAD design.

https://cad.onshape.com/documents/7c859a441cd7ca9d7b9e0e04/w/4633c84ed5797abe9d565e48/e/a2f35cb29afc5120a2ddd546?renderMode=0&uiState=6532b07ca55ecb666030de55

Edit: The curling was a bit to small so I enlarged it a lot.