- Compatible with Honda CR-V 2017-2021. Precise dimensions for a perfect fit in car retrofit. Replaces the front door triangle cover and is designed for modified tweeters. - Tweeter compatibility and mounting: suitable for tweeters with diameter up to 45 mm. It reserves 3 fixed feet for mounting. If the tweeter head diameter is within 35 mm, it can be fixed directly, or you can remove the three reserved feet and fix the tweeter head with hot-melt adhesive. - Material and durability: high quality aluminum alloy with low density, good electrical and thermal conductivity, high temperature resistance, strong mechanical properties, easy processing, corrosion resistant and durable. - Easy installation: the edge of the door tweeter cover has double-sided tape on the back. Peel and stick to the car. The adhesive is car-safe and will not damage the vehicle. - Use scenarios: - Upgrading the factory front door tweeter in a 2017-2021 Honda CR-V. - Replacing a damaged front door triangle cover during a tweeter upgrade. - DIY front door speaker retrofit for tweeters up to 45 mm in diameter, with option to use the pre-set feet or fix with hot-melt adhesive if needed.