wholesale Sani pump truck small end assembly 29 toothed belt seal made in China
Small End Assembly: Precisely engineered for efficient concrete pump operation.
Toothed Belt Seal: Ensures long-lasting performance and reliability.
Custom Packaging Options: Cartons, wooden boxes, pallets, or as per customer needs.
High-Quality Manufacturing: Made in China by experienced engineers.
Wide Range of Products: Includes delivery cylinders, pipes, and various hydraulic parts.

Changsha Concrete Ming Machinery Co., Ltd. specializes in construction machinery parts, offering original and OEM components for brands like Sany and Zoomlion. Based in Changsha, China, it serves 20+ countries with over 30 employees, providing technical solutions and after-sales services. Quality is ensured through pre-production samples and final inspections, with a focus on durable, compatible spare parts for concrete pumps and excavators.








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