2018-23. 35929. Mount bracket nut. A solid metal or plastic block with a threaded hole in the center which is used to tighten or adjust the Blind Spot Detection System Warning Sensor. Bumper Cover Support Rail Nut. Bumper Guide Nut. Bumper Impact Absorber Nut. Bumper Impact Bar Nut. Nut to secure Bumper Cover. Blind Spot Detection System Warning Sensor. Blind Spot radar. Bumper Cover Rail. Bumper Impact Absorber. Bumper Impact Bar. Center. Corner. Guide bracket. Insert. Mount bracket. Outer U -. Retainer U -. Side bracket.