At present, we have realized the serialization, diversification and scale of our 12.25 inch-3.375 Trailer Hydraulic duo servo rear self adjust with park brake assembly, K23-387-00 Trailer Hydraulic Brake, K23-396-00 Trailer Hydraulic Brake. We can provide 12.25 inch-3.375 Trailer Hydraulic duo servo rear self adjust with park brake assembly based on customer needs, and uses advanced manufacturing technology and production equipment to provide solutions with the shortest time to satisfy consumers. In the long-term development, we have concluded a truth that there is only backward technology and no discarded resources. After years of sedimentation, our products have become the best in the industry and are widely used in many fields such as power, water conservancy, military, transportation, public places, etc. We believe in honesty, transparency, and ethical business practices in all our dealings. Our team of experts is always available to answer questions and provide support to our customers. We believe in the importance of continuous improvement and are always looking for ways to better meet our clients' needs. The company has a group of relatively advanced industrial technical talents and sales teams who have been engaged in relevant industries for decades.