The mechanical Brake Caliper Mount is designed to securely attach the brake caliper to the wheel. It is compatible with the Dualtron Spider and Dualtron Eagle Pro models. Each product includes one mounting bracket for one wheel. If you require mounting brackets for both wheels, please purchase this product twice. For brake mounts compatible with other Dualtron models, please refer to the respective product listings. These brake mounts are original Minimotors items, ensuring quality and compatibility.