The Genuine BMW Bumper Guard Primed Rear Left (Chrom) is a protective accessory designed for the rear left side of a BMW vehicle. It is made of high-quality materials and is primed for easy painting to match the color of the car. The bumper guard is specifically designed to protect the rear bumper from scratches, dings, and other damage that may occur during parking or collisions. It is an authentic BMW product and is compatible with various BMW models. The part number for this product is 51127005929.