... PA12, PU, PE 2.Manufacturers and has 10 years experience High quality seven cable wires with connector1. Material: PA12, PA11, PU, ... and common development. 7.We know very well that high quality product comes from:Out-standing functions, structure and design;Strictly ... Lidun Brake Valve Co., Ltd. has been specialized in producing spring brake chambers, adjusting arms, air dryers, hand brake valves, ...