... truck,semi-trailer. 2,produce Brake drum, Brake lining 3,BPW standard.420*200 and 420*180mm Huajing Brand Brake Shoe Brake shoe is adopted ... to limit concentric degree within 0.02MM strictly.4.HJ brake lining is high performance, non-asbestos, non-pollution and long ... 1,Supply various camshafts for trucks, semi-trailer parts.2,produce Brake drum, Brake shoe and other spare parts.3,BPW standard. Trailer ...