... ,semi-trailer. 2,produce Brake drum, Brake lining 3,BPW standard.420*200 and 420*180mm Huajing Brand Brake Shoe Brake shoe is adopted Q345 ... , to limit concentric degree within 0.02MM strictly.4.HJ brake lining is high performance, non-asbestos, non-pollution and long using ... life. To make check and re-place easy, HJ brake lining install the alert of exhaustion to increase safety.5.HJ ...