1. Car suitable year and type for reference, please refer to size information as a guide. 2. Material: Alloy 3. We know you may have a situiaton as this: when driving on a logging road, the noise will drive you crazy, sounds like the door is going to fall apart. Don't know how to deal with it? It's time to replace your outter striker stopper. It can solve the crunch noise and is more beautiful at the same time, and the price is affordable. 4.Please feel free to contact with us if you have any question