ACDelco Professional DuraStop Disc Brake Caliper Bolt is a high quality replacement component for your vehicle's braking system. The disc brake caliper bolt functions to secure the caliper brake hose in place. Brakes are one area in which vehicle owners simply cannot compromise. With ACDelco Brakes, you can get the peace of mind that comes with parts that are expertly engineered, manufactured to stringent tolerances, thoroughly tested and backed by the ACDelco name. Choose from our GM Original Equipment, Professional DuraStop, Advantage, and Specialty Series to meet your performance needs and budget.