Wrangler JK Gate Stabilizer Bump Stop

The rubber bump-stop/ stabilizer on my tailgate broke off so i decided to see if i could design and 3D print one from the ground up. It's mainly used as a way to stop the gate from shifting and rattling while driving. I drove for a while without it and things were fine. I printed it with a 20% infill in ninjflex and it made it really springy. I plan to continue modifying it to get it to fit a little better as well as maybe adding a lower portion like in the forum posts below.

Here is an examp