... cage, seals, shields, adaper sleeves, locknut2. Material: Chrome Steel, Stainless Steel, Carbon Steel, Ceramic, Brass, Bronze3. ISO 9001-2000 certificate, high quality4 ... Co., Ltd., situated in Changzhi, Shanxi Province with a pleasant climate, convenient transportation and easy access to information, ... foreign clients to realize win-win result and a promising future. If you are interested in our ...