Air Brake Chamber: 1>Certi:TS16949 2>Single:T09,T12,T16, ... ,T16,T20,T24,T30, Double Room Air Brake Chamber T2024, T2424, T2430, T3030.Xiamen Tinmy Autoparts Co., Ltd., which belongs to Tinmy Group ... with TS16949 and ISO9001/2000 quality control system. Truck Trailer Air Brake Chamber T3030