The Genuine BMW Finisher Window Frame B-Pillar Fl Door is a part used in the construction of BMW vehicles. It is designed to fit on the B-Pillar of the car's body and is specifically made for the front left door. The finisher is made of high-quality materials and has a glossy black finish, giving it a sleek and stylish look. It is a genuine BMW product, ensuring the highest level of quality and compatibility with the vehicle. This finisher is an essential component for completing the window frame and providing a finished and polished appearance. It is part number 51337906907 and can be used for various BMW models.