Welcome to our store! We are pleased to present our high-quality disc brake pads. These brake pads are made of semi-metallic resin material, which is resistant to wear and high temperatures, ensuring increased heat dissipation. With their stable performance and strong braking power, these brake pads are suitable for most environments and provide a smooth and silent braking experience. These disc brake pads are practical spare parts for bicycles and can be used as long as the dimensions are the same. Installation is simple and convenient, as no complicated tools are required. Our professional design ensures a perfect fit and correct function, providing high reliability. The disc brake pads have the following dimensions: width approx. 22.5 mm, length approx. 28.5 mm, and thickness approx. 4 mm. They are compatible with various models, including JAK-5, BBB7, TONGLI, BOLI, BB2 Trinidad, permanent, and other electric partial traction disc brake pads. You will receive 5 pairs of these high-quality disc brake pads with your purchase. 100% Satisfaction: Our customers are our top priority. If you find any product problems after receiving the item, such as damage and incorrect quantity of goods, please contact the seller immediately. We will do our best to provide you with satisfactory customer service. Thank you for choosing our store for your cycling needs. Happy shopping!