fit for：Wing Mirror Button Cover is customized for Tesla Model Y 2020 2021 2022 2023 2024. The Mirror Triangle Base Cover is a plastic part that covers the wiring from the bottom portion of the housing. Before our rearview mirror cover replacement, the only way to fix the missing mirror base cover is to replace the entire mirror. substitute： Upgrade Side Mirror Base Cover is designed according to the original rearview mirror base, precious cut and accurate arc to ensure a seamless fit。The button cover of the original car mirror is easy to fall off or crack, and it will cost a lot of money to repair. Our upgraded rear view mirror base cover fits snugly against the mirror housing and will not fall off easily, better protecting your mirror assembly. Premium Material：The rearview mirror base cover is made of high -quality ABS materials, which is waterproof and scratch-resistant, high temperature resistance, not easy to age and has a long service life.Color - Black Material -Plastic Item included: 1 x Mirror Cover Lower Holder ，1×Right Side Mirror Cover Frame for Model Y。 Easy to install：Mirror Triangle Base Cover matches the hole position of the original car, easy to install. If you have any questions, feel free to contact us. CEYGXICE Fits For Tesla Model Y Right Passenger Side Wing Mirror Cover and Mirror Frame Set Rearview Lower Holder Tray Cap Mirror Housing 2021-2024(right side black)