The Haldex Standard Trailer Air Brake Adjuster (ABA) Bracket is the perfect replacement for your 400 Series ABA kits. This bracket is made with premium quality materials for superior durability and is designed to replace the ABA assembly with the appropriate current design. The Standard Cam Support bracket is easy to install and provides reliable performance for your trailer air brake system. With its superior construction and reliable performance, it is the perfect choice for your trailer air brake system. FleetPride is your First Click in Heavy Duty®.