4 metal plates + 4 packs of alcohol wipesThis metal plate is designed specifically for the Starlink Mini and Gen3 magnetic mounts ( 2.7 inches in diameter 0.07 inches thick). Suitable for aluminum roofs or glass sunroofs (not magnetic). It features a strong adhesive backing, allowing for quick installation by simply peeling off the backing and attaching it to the roof. Can be adapted to most vehicles, such as sedans, trucks, and SUVs. Does not interfere with normal signal reception; durable and sturdy, capable of withstanding harsh weather conditions.