The materials can be natural rubber or Recylced rubber.
The using life ranges from 0.3million times to 1 million times
1. we have around 20 years' experiences in the air brake system for heavy duty truck,trailers and semi-trailers. 2. we are an audited supplier by SGS and Golden Supplier member of Alibaba and made-in-China, we have strict quality control. 3. we are the supplier of spring brake chamber, and manual slack adjuster for Daimler and Kenworth in South America. 4. we offer one year's guarantee after the shipment, if any defective items, we promise to replace them free of charge in the next shipment.
Our Parts range includes:
Spring Brake Chamber/Service brake chamber/accessories