Made of elastic rubber. I lubricated the inner part with a little liquid dish detergent to make it easier to slide onto the strut. I unhooked the thicker part of the strut and put on the rubber part. I hope it will protect against further water penetration

Mine creaked to the point where the door no longer closed automatically. I bought a new original one through an advertisement at half the price and protected both with rubber gaskets for siphons in order to prevent water penetration. My T5 recharge 2021 is not covered by warranty, I bought it used a...